19905368832

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1217}}^1$

素因数の和:1499

約数の個数: 216

約数和(自身を含む): 59551040640

約数和(自身を除く): 39645671808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 229, 248, 256, 279, 288, 372, 384, 458, 496, 558, 576, 687, 744, 768, 916, 992, 1116, 1152, 1217, 1374, 1488, 1832, 1984, 2061, 2232, 2304, 2434, 2748, 2976, 3651, 3664, 3968, 4122, 4464, 4868, 5496, 5952, 7099, 7302, 7328, 7936, 8244, 8928, 9736, 10953, 10992, 11904, 14198, 14604, 14656, 16488, 17856, 19472, 21297, 21906, 21984, 23808, 28396, 29208, 29312, 32976, 35712, 37727, 38944, 42594, 43812, 43968, 56792, 58416, 58624, 63891, 65952, 71424, 75454, 77888, 85188, 87624, 87936, 113181, 113584, 116832, 127782, 131904, 150908, 155776, 170376, 175248, 175872, 226362, 227168, 233664, 255564, 263808, 278693, 301816, 311552, 339543, 340752, 350496, 452724, 454336, 467328, 511128, 527616, 557386, 603632, 679086, 681504, 700992, 836079, 905448, 908672, 934656, 1022256, 1114772, 1207264, 1358172, 1363008, 1401984, 1672158, 1810896, 1817344, 2044512, 2229544, 2414528, 2508237, 2716344, 2726016, 2803968, 3344316, 3621792, 4089024, 4459088, 4829056, 5016474, 5432688, 5452032, 6688632, 7243584, 8178048, 8639483, 8918176, 9658112, 10032948, 10865376, 13377264, 14487168, 16356096, 17278966, 17836352, 20065896, 21730752, 25918449, 26754528, 28974336, 34557932, 35672704, 40131792, 43461504, 51836898, 53509056, 69115864, 71345408, 77755347, 80263584, 86923008, 103673796, 107018112, 138231728, 155510694, 160527168, 207347592, 214036224, 276463456, 311021388, 321054336, 414695184, 552926912, 622042776, 642108672, 829390368, 1105853824, 1244085552, 1658780736, 2211707648, 2488171104, 3317561472, 4976342208, 6635122944, 9952684416, 19905368832]

約数ペア:

[(1, 19905368832), (2, 9952684416), (3, 6635122944), (4, 4976342208), (6, 3317561472), (8, 2488171104), (9, 2211707648), (12, 1658780736), (16, 1244085552), (18, 1105853824), (24, 829390368), (31, 642108672), (32, 622042776), (36, 552926912), (48, 414695184), (62, 321054336), (64, 311021388), (72, 276463456), (93, 214036224), (96, 207347592), (124, 160527168), (128, 155510694), (144, 138231728), (186, 107018112), (192, 103673796), (229, 86923008), (248, 80263584), (256, 77755347), (279, 71345408), (288, 69115864), (372, 53509056), (384, 51836898), (458, 43461504), (496, 40131792), (558, 35672704), (576, 34557932), (687, 28974336), (744, 26754528), (768, 25918449), (916, 21730752), (992, 20065896), (1116, 17836352), (1152, 17278966), (1217, 16356096), (1374, 14487168), (1488, 13377264), (1832, 10865376), (1984, 10032948), (2061, 9658112), (2232, 8918176), (2304, 8639483), (2434, 8178048), (2748, 7243584), (2976, 6688632), (3651, 5452032), (3664, 5432688), (3968, 5016474), (4122, 4829056), (4464, 4459088), (4868, 4089024), (5496, 3621792), (5952, 3344316), (7099, 2803968), (7302, 2726016), (7328, 2716344), (7936, 2508237), (8244, 2414528), (8928, 2229544), (9736, 2044512), (10953, 1817344), (10992, 1810896), (11904, 1672158), (14198, 1401984), (14604, 1363008), (14656, 1358172), (16488, 1207264), (17856, 1114772), (19472, 1022256), (21297, 934656), (21906, 908672), (21984, 905448), (23808, 836079), (28396, 700992), (29208, 681504), (29312, 679086), (32976, 603632), (35712, 557386), (37727, 527616), (38944, 511128), (42594, 467328), (43812, 454336), (43968, 452724), (56792, 350496), (58416, 340752), (58624, 339543), (63891, 311552), (65952, 301816), (71424, 278693), (75454, 263808), (77888, 255564), (85188, 233664), (87624, 227168), (87936, 226362), (113181, 175872), (113584, 175248), (116832, 170376), (127782, 155776), (131904, 150908)]