18801392

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{10399}}^1$

素因数の和:10520

約数の個数: 20

約数和(自身を含む): 36753600

約数和(自身を除く): 17952208

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 10399, 20798, 41596, 83192, 166384, 1175087, 2350174, 4700348, 9400696, 18801392]

約数ペア:

[(1, 18801392), (2, 9400696), (4, 4700348), (8, 2350174), (16, 1175087), (113, 166384), (226, 83192), (452, 41596), (904, 20798), (1808, 10399)]