20512957574

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1609}}^1\times {\mathrm{2969}}^1$

素因数の和:4712

約数の個数: 32

約数和(自身を含む): 32706828000

約数和(自身を除く): 12193870426

約数列:

[1, 2, 19, 38, 113, 226, 1609, 2147, 2969, 3218, 4294, 5938, 30571, 56411, 61142, 112822, 181817, 335497, 363634, 670994, 3454523, 4777121, 6374443, 6909046, 9554242, 12748886, 90765299, 181530598, 539814673, 1079629346, 10256478787, 20512957574]

約数ペア:

[(1, 20512957574), (2, 10256478787), (19, 1079629346), (38, 539814673), (113, 181530598), (226, 90765299), (1609, 12748886), (2147, 9554242), (2969, 6909046), (3218, 6374443), (4294, 4777121), (5938, 3454523), (30571, 670994), (56411, 363634), (61142, 335497), (112822, 181817)]