556816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2677}}^1$

素因数の和:2698

約数の個数: 20

約数和(自身を含む): 1162252

約数和(自身を除く): 605436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2677, 5354, 10708, 21416, 34801, 42832, 69602, 139204, 278408, 556816]

約数ペア:

[(1, 556816), (2, 278408), (4, 139204), (8, 69602), (13, 42832), (16, 34801), (26, 21416), (52, 10708), (104, 5354), (208, 2677)]