15828556

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 28440720

約数和(自身を除く): 12612164

約数列:

[1, 2, 4, 53, 106, 197, 212, 379, 394, 758, 788, 1516, 10441, 20087, 20882, 40174, 41764, 74663, 80348, 149326, 298652, 3957139, 7914278, 15828556]

約数ペア:

[(1, 15828556), (2, 7914278), (4, 3957139), (53, 298652), (106, 149326), (197, 80348), (212, 74663), (379, 41764), (394, 40174), (758, 20882), (788, 20087), (1516, 10441)]