18741208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137803}}^1$

素因数の和:137826

約数の個数: 16

約数和(自身を含む): 37207080

約数和(自身を除く): 18465872

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137803, 275606, 551212, 1102424, 2342651, 4685302, 9370604, 18741208]

約数ペア:

[(1, 18741208), (2, 9370604), (4, 4685302), (8, 2342651), (17, 1102424), (34, 551212), (68, 275606), (136, 137803)]