18856162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 33152112

約数和(自身を除く): 14295950

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 221, 442, 481, 629, 962, 1153, 1258, 2306, 8177, 14989, 16354, 19601, 29978, 39202, 42661, 85322, 254813, 509626, 554593, 725237, 1109186, 1450474, 9428081, 18856162]

約数ペア:

[(1, 18856162), (2, 9428081), (13, 1450474), (17, 1109186), (26, 725237), (34, 554593), (37, 509626), (74, 254813), (221, 85322), (442, 42661), (481, 39202), (629, 29978), (962, 19601), (1153, 16354), (1258, 14989), (2306, 8177)]