20406977169

素因数分解:

$3^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 27610936704

約数和(自身を除く): 7203959535

約数列:

[1, 3, 193, 233, 331, 457, 579, 699, 993, 1371, 44969, 63883, 77123, 88201, 106481, 134907, 151267, 191649, 231369, 264603, 319443, 453801, 14884739, 20550833, 29194531, 35245211, 44654217, 61652499, 87583593, 105735633, 6802325723, 20406977169]

約数ペア:

[(1, 20406977169), (3, 6802325723), (193, 105735633), (233, 87583593), (331, 61652499), (457, 44654217), (579, 35245211), (699, 29194531), (993, 20550833), (1371, 14884739), (44969, 453801), (63883, 319443), (77123, 264603), (88201, 231369), (106481, 191649), (134907, 151267)]