20660176

素因数分解:

$2^4\times {\mathrm{461}}^1\times {\mathrm{2801}}^1$

素因数の和:3270

約数の個数: 20

約数和(自身を含む): 40130244

約数和(自身を除く): 19470068

約数列:

[1, 2, 4, 8, 16, 461, 922, 1844, 2801, 3688, 5602, 7376, 11204, 22408, 44816, 1291261, 2582522, 5165044, 10330088, 20660176]

約数ペア:

[(1, 20660176), (2, 10330088), (4, 5165044), (8, 2582522), (16, 1291261), (461, 44816), (922, 22408), (1844, 11204), (2801, 7376), (3688, 5602)]