64722436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20771}}^1$

素因数の和:20835

約数の個数: 24

約数和(自身を含む): 122139360

約数和(自身を除く): 57416924

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 20771, 41542, 83084, 394649, 789298, 851611, 1578596, 1703222, 3406444, 16180609, 32361218, 64722436]

約数ペア:

[(1, 64722436), (2, 32361218), (4, 16180609), (19, 3406444), (38, 1703222), (41, 1578596), (76, 851611), (82, 789298), (164, 394649), (779, 83084), (1558, 41542), (3116, 20771)]