2179674416

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{1039921}}^1$

素因数の和:1040060

約数の個数: 20

約数和(自身を含む): 4255360824

約数和(自身を除く): 2075686408

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 1039921, 2079842, 4159684, 8319368, 16638736, 136229651, 272459302, 544918604, 1089837208, 2179674416]

約数ペア:

[(1, 2179674416), (2, 1089837208), (4, 544918604), (8, 272459302), (16, 136229651), (131, 16638736), (262, 8319368), (524, 4159684), (1048, 2079842), (2096, 1039921)]