20479996222

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1\times {\mathrm{18539}}^1$

素因数の和:22720

約数の個数: 32

約数和(自身を含む): 36967276800

約数和(自身を除く): 16487280578

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 4153, 8306, 18539, 29071, 37078, 58142, 78907, 129773, 157814, 259546, 352241, 552349, 704482, 1104698, 2465687, 4931374, 76992467, 153984934, 538947269, 1077894538, 1462856873, 2925713746, 10239998111, 20479996222]

約数ペア:

[(1, 20479996222), (2, 10239998111), (7, 2925713746), (14, 1462856873), (19, 1077894538), (38, 538947269), (133, 153984934), (266, 76992467), (4153, 4931374), (8306, 2465687), (18539, 1104698), (29071, 704482), (37078, 552349), (58142, 352241), (78907, 259546), (129773, 157814)]