20189669584

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:721

約数の個数: 160

約数和(自身を含む): 47165235200

約数和(自身を除く): 26975565616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 67, 112, 124, 134, 217, 229, 248, 268, 379, 434, 458, 469, 496, 536, 758, 868, 916, 938, 1072, 1516, 1603, 1736, 1832, 1876, 2077, 2653, 3032, 3206, 3472, 3664, 3752, 4154, 5306, 6064, 6412, 7099, 7504, 8308, 10612, 11749, 12824, 14198, 14539, 15343, 16616, 21224, 23498, 25393, 25648, 28396, 29078, 30686, 33232, 42448, 46996, 49693, 50786, 56792, 58156, 61372, 82243, 86791, 93992, 99386, 101572, 107401, 113584, 116312, 122744, 164486, 173582, 177751, 187984, 198772, 203144, 214802, 232624, 245488, 328972, 347164, 355502, 397544, 406288, 429604, 475633, 607537, 657944, 694328, 711004, 787183, 795088, 859208, 951266, 1215074, 1315888, 1388656, 1422008, 1574366, 1718416, 1902532, 2430148, 2690521, 2844016, 3148732, 3329431, 3805064, 4860296, 5381042, 5510281, 5814997, 6297464, 6658862, 7610128, 9720592, 10762084, 11020562, 11629994, 12594928, 13317724, 18833647, 21524168, 22041124, 23259988, 26635448, 37667294, 40704979, 43048336, 44082248, 46519976, 53270896, 75334588, 81409958, 88164496, 93039952, 150669176, 162819916, 180264907, 301338352, 325639832, 360529814, 651279664, 721059628, 1261854349, 1442119256, 2523708698, 2884238512, 5047417396, 10094834792, 20189669584]

約数ペア:

[(1, 20189669584), (2, 10094834792), (4, 5047417396), (7, 2884238512), (8, 2523708698), (14, 1442119256), (16, 1261854349), (28, 721059628), (31, 651279664), (56, 360529814), (62, 325639832), (67, 301338352), (112, 180264907), (124, 162819916), (134, 150669176), (217, 93039952), (229, 88164496), (248, 81409958), (268, 75334588), (379, 53270896), (434, 46519976), (458, 44082248), (469, 43048336), (496, 40704979), (536, 37667294), (758, 26635448), (868, 23259988), (916, 22041124), (938, 21524168), (1072, 18833647), (1516, 13317724), (1603, 12594928), (1736, 11629994), (1832, 11020562), (1876, 10762084), (2077, 9720592), (2653, 7610128), (3032, 6658862), (3206, 6297464), (3472, 5814997), (3664, 5510281), (3752, 5381042), (4154, 4860296), (5306, 3805064), (6064, 3329431), (6412, 3148732), (7099, 2844016), (7504, 2690521), (8308, 2430148), (10612, 1902532), (11749, 1718416), (12824, 1574366), (14198, 1422008), (14539, 1388656), (15343, 1315888), (16616, 1215074), (21224, 951266), (23498, 859208), (25393, 795088), (25648, 787183), (28396, 711004), (29078, 694328), (30686, 657944), (33232, 607537), (42448, 475633), (46996, 429604), (49693, 406288), (50786, 397544), (56792, 355502), (58156, 347164), (61372, 328972), (82243, 245488), (86791, 232624), (93992, 214802), (99386, 203144), (101572, 198772), (107401, 187984), (113584, 177751), (116312, 173582), (122744, 164486)]