19956098224

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40234069}}^1$

素因数の和:40234108

約数の個数: 20

約数和(自身を含む): 39912197440

約数和(自身を除く): 19956099216

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40234069, 80468138, 160936276, 321872552, 643745104, 1247256139, 2494512278, 4989024556, 9978049112, 19956098224]

約数ペア:

[(1, 19956098224), (2, 9978049112), (4, 4989024556), (8, 2494512278), (16, 1247256139), (31, 643745104), (62, 321872552), (124, 160936276), (248, 80468138), (496, 40234069)]