40384786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 67173120

約数和(自身を除く): 26788334

約数列:

[1, 2, 13, 26, 67, 97, 134, 194, 239, 478, 871, 1261, 1742, 2522, 3107, 6214, 6499, 12998, 16013, 23183, 32026, 46366, 84487, 168974, 208169, 301379, 416338, 602758, 1553261, 3106522, 20192393, 40384786]

約数ペア:

[(1, 40384786), (2, 20192393), (13, 3106522), (26, 1553261), (67, 602758), (97, 416338), (134, 301379), (194, 208169), (239, 168974), (478, 84487), (871, 46366), (1261, 32026), (1742, 23183), (2522, 16013), (3107, 12998), (6214, 6499)]