20181427178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{123083}}^1$

素因数の和:123382

約数の個数: 32

約数和(自身を含む): 34296125760

約数和(自身を除く): 14114698582

約数列:

[1, 2, 11, 22, 29, 58, 257, 319, 514, 638, 2827, 5654, 7453, 14906, 81983, 123083, 163966, 246166, 1353913, 2707826, 3569407, 7138814, 31632331, 39263477, 63264662, 78526954, 347955641, 695911282, 917337599, 1834675198, 10090713589, 20181427178]

約数ペア:

[(1, 20181427178), (2, 10090713589), (11, 1834675198), (22, 917337599), (29, 695911282), (58, 347955641), (257, 78526954), (319, 63264662), (514, 39263477), (638, 31632331), (2827, 7138814), (5654, 3569407), (7453, 2707826), (14906, 1353913), (81983, 246166), (123083, 163966)]