18982479968

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{1993}}^1\times {\mathrm{12941}}^1$

素因数の和:14967

約数の個数: 48

約数和(自身を含む): 39019198176

約数和(自身を除く): 20036718208

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 1993, 3986, 7972, 12941, 15944, 25882, 31888, 45839, 51764, 63776, 91678, 103528, 183356, 207056, 297643, 366712, 414112, 595286, 733424, 1190572, 1466848, 2381144, 4762288, 9524576, 25791413, 51582826, 103165652, 206331304, 412662608, 593202499, 825325216, 1186404998, 2372809996, 4745619992, 9491239984, 18982479968]

約数ペア:

[(1, 18982479968), (2, 9491239984), (4, 4745619992), (8, 2372809996), (16, 1186404998), (23, 825325216), (32, 593202499), (46, 412662608), (92, 206331304), (184, 103165652), (368, 51582826), (736, 25791413), (1993, 9524576), (3986, 4762288), (7972, 2381144), (12941, 1466848), (15944, 1190572), (25882, 733424), (31888, 595286), (45839, 414112), (51764, 366712), (63776, 297643), (91678, 207056), (103528, 183356)]