2172176

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:746

約数の個数: 20

約数和(自身を含む): 4231500

約数和(自身を除く): 2059324

約数列:

[1, 2, 4, 8, 16, 349, 389, 698, 778, 1396, 1556, 2792, 3112, 5584, 6224, 135761, 271522, 543044, 1086088, 2172176]

約数ペア:

[(1, 2172176), (2, 1086088), (4, 543044), (8, 271522), (16, 135761), (349, 6224), (389, 5584), (698, 3112), (778, 2792), (1396, 1556)]