20174781108

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{16831}}^1$

素因数の和:17005

約数の個数: 96

約数和(自身を含む): 50764234752

約数和(自身を除く): 30589453644

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 69, 86, 92, 101, 129, 138, 172, 202, 258, 276, 303, 404, 516, 606, 989, 1212, 1978, 2323, 2967, 3956, 4343, 4646, 5934, 6969, 8686, 9292, 11868, 13029, 13938, 16831, 17372, 26058, 27876, 33662, 50493, 52116, 67324, 99889, 100986, 199778, 201972, 299667, 387113, 399556, 599334, 723733, 774226, 1161339, 1198668, 1447466, 1548452, 1699931, 2171199, 2322678, 2894932, 3399862, 4342398, 4645356, 5099793, 6799724, 8684796, 10199586, 16645859, 20399172, 33291718, 39098413, 49937577, 66583436, 73097033, 78196826, 99875154, 117295239, 146194066, 156393652, 199750308, 219291099, 234590478, 292388132, 438582198, 469180956, 877164396, 1681231759, 3362463518, 5043695277, 6724927036, 10087390554, 20174781108]

約数ペア:

[(1, 20174781108), (2, 10087390554), (3, 6724927036), (4, 5043695277), (6, 3362463518), (12, 1681231759), (23, 877164396), (43, 469180956), (46, 438582198), (69, 292388132), (86, 234590478), (92, 219291099), (101, 199750308), (129, 156393652), (138, 146194066), (172, 117295239), (202, 99875154), (258, 78196826), (276, 73097033), (303, 66583436), (404, 49937577), (516, 39098413), (606, 33291718), (989, 20399172), (1212, 16645859), (1978, 10199586), (2323, 8684796), (2967, 6799724), (3956, 5099793), (4343, 4645356), (4646, 4342398), (5934, 3399862), (6969, 2894932), (8686, 2322678), (9292, 2171199), (11868, 1699931), (13029, 1548452), (13938, 1447466), (16831, 1198668), (17372, 1161339), (26058, 774226), (27876, 723733), (33662, 599334), (50493, 399556), (52116, 387113), (67324, 299667), (99889, 201972), (100986, 199778)]