20320852016

素因数分解:

$2^4\times {\mathrm{9739}}^1\times {\mathrm{130409}}^1$

素因数の和:140156

約数の個数: 20

約数和(自身を含む): 39375995400

約数和(自身を除く): 19055143384

約数列:

[1, 2, 4, 8, 16, 9739, 19478, 38956, 77912, 130409, 155824, 260818, 521636, 1043272, 2086544, 1270053251, 2540106502, 5080213004, 10160426008, 20320852016]

約数ペア:

[(1, 20320852016), (2, 10160426008), (4, 5080213004), (8, 2540106502), (16, 1270053251), (9739, 2086544), (19478, 1043272), (38956, 521636), (77912, 260818), (130409, 155824)]