43838288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{210761}}^1$

素因数の和:210782

約数の個数: 20

約数和(自身を含む): 91470708

約数和(自身を除く): 47632420

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 210761, 421522, 843044, 1686088, 2739893, 3372176, 5479786, 10959572, 21919144, 43838288]

約数ペア:

[(1, 43838288), (2, 21919144), (4, 10959572), (8, 5479786), (13, 3372176), (16, 2739893), (26, 1686088), (52, 843044), (104, 421522), (208, 210761)]