20652229

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 24756480

約数和(自身を除く): 4104251

約数列:

[1, 13, 17, 23, 221, 239, 289, 299, 391, 3107, 3757, 4063, 5083, 5497, 6647, 52819, 69071, 71461, 86411, 93449, 897923, 1214837, 1588633, 20652229]

約数ペア:

[(1, 20652229), (13, 1588633), (17, 1214837), (23, 897923), (221, 93449), (239, 86411), (289, 71461), (299, 69071), (391, 52819), (3107, 6647), (3757, 5497), (4063, 5083)]