31396664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15889}}^1$

素因数の和:15927

約数の個数: 32

約数和(自身を含む): 66738000

約数和(自身を除く): 35341336

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 15889, 31778, 63556, 127112, 206557, 301891, 413114, 603782, 826228, 1207564, 1652456, 2415128, 3924583, 7849166, 15698332, 31396664]

約数ペア:

[(1, 31396664), (2, 15698332), (4, 7849166), (8, 3924583), (13, 2415128), (19, 1652456), (26, 1207564), (38, 826228), (52, 603782), (76, 413114), (104, 301891), (152, 206557), (247, 127112), (494, 63556), (988, 31778), (1976, 15889)]