16639850

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{8117}}^1$

素因数の和:8170

約数の個数: 24

約数和(自身を含む): 31708908

約数和(自身を除く): 15069058

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 8117, 16234, 40585, 81170, 202925, 332797, 405850, 665594, 1663985, 3327970, 8319925, 16639850]

約数ペア:

[(1, 16639850), (2, 8319925), (5, 3327970), (10, 1663985), (25, 665594), (41, 405850), (50, 332797), (82, 202925), (205, 81170), (410, 40585), (1025, 16234), (2050, 8117)]