20191248

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:642

約数の個数: 160

約数和(自身を含む): 72376320

約数和(自身を除く): 52185072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 112, 126, 132, 144, 154, 168, 176, 189, 198, 216, 231, 252, 264, 297, 308, 336, 378, 396, 432, 462, 504, 528, 594, 607, 616, 693, 756, 792, 924, 1008, 1188, 1214, 1232, 1386, 1512, 1584, 1821, 1848, 2079, 2376, 2428, 2772, 3024, 3642, 3696, 4158, 4249, 4752, 4856, 5463, 5544, 6677, 7284, 8316, 8498, 9712, 10926, 11088, 12747, 13354, 14568, 16389, 16632, 16996, 20031, 21852, 25494, 26708, 29136, 32778, 33264, 33992, 38241, 40062, 43704, 46739, 50988, 53416, 60093, 65556, 67984, 76482, 80124, 87408, 93478, 101976, 106832, 114723, 120186, 131112, 140217, 152964, 160248, 180279, 186956, 203952, 229446, 240372, 262224, 280434, 305928, 320496, 360558, 373912, 420651, 458892, 480744, 560868, 611856, 721116, 747824, 841302, 917784, 961488, 1121736, 1261953, 1442232, 1682604, 1835568, 2243472, 2523906, 2884464, 3365208, 5047812, 6730416, 10095624, 20191248]

約数ペア:

[(1, 20191248), (2, 10095624), (3, 6730416), (4, 5047812), (6, 3365208), (7, 2884464), (8, 2523906), (9, 2243472), (11, 1835568), (12, 1682604), (14, 1442232), (16, 1261953), (18, 1121736), (21, 961488), (22, 917784), (24, 841302), (27, 747824), (28, 721116), (33, 611856), (36, 560868), (42, 480744), (44, 458892), (48, 420651), (54, 373912), (56, 360558), (63, 320496), (66, 305928), (72, 280434), (77, 262224), (84, 240372), (88, 229446), (99, 203952), (108, 186956), (112, 180279), (126, 160248), (132, 152964), (144, 140217), (154, 131112), (168, 120186), (176, 114723), (189, 106832), (198, 101976), (216, 93478), (231, 87408), (252, 80124), (264, 76482), (297, 67984), (308, 65556), (336, 60093), (378, 53416), (396, 50988), (432, 46739), (462, 43704), (504, 40062), (528, 38241), (594, 33992), (607, 33264), (616, 32778), (693, 29136), (756, 26708), (792, 25494), (924, 21852), (1008, 20031), (1188, 16996), (1214, 16632), (1232, 16389), (1386, 14568), (1512, 13354), (1584, 12747), (1821, 11088), (1848, 10926), (2079, 9712), (2376, 8498), (2428, 8316), (2772, 7284), (3024, 6677), (3642, 5544), (3696, 5463), (4158, 4856), (4249, 4752)]