18205291216

素因数分解:

$2^4\times 7^1\times {\mathrm{162547243}}^1$

素因数の和:162547258

約数の個数: 20

約数和(自身を含む): 40311716512

約数和(自身を除く): 22106425296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 162547243, 325094486, 650188972, 1137830701, 1300377944, 2275661402, 2600755888, 4551322804, 9102645608, 18205291216]

約数ペア:

[(1, 18205291216), (2, 9102645608), (4, 4551322804), (7, 2600755888), (8, 2275661402), (14, 1300377944), (16, 1137830701), (28, 650188972), (56, 325094486), (112, 162547243)]