856551644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{39313}}^1$

素因数の和:39749

約数の個数: 24

約数和(自身を含む): 1618164240

約数和(自身を除く): 761612596

約数列:

[1, 2, 4, 13, 26, 52, 419, 838, 1676, 5447, 10894, 21788, 39313, 78626, 157252, 511069, 1022138, 2044276, 16472147, 32944294, 65888588, 214137911, 428275822, 856551644]

約数ペア:

[(1, 856551644), (2, 428275822), (4, 214137911), (13, 65888588), (26, 32944294), (52, 16472147), (419, 2044276), (838, 1022138), (1676, 511069), (5447, 157252), (10894, 78626), (21788, 39313)]