388632556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{17837}}^1$

素因数の和:18273

約数の個数: 24

約数和(自身を含む): 734212080

約数和(自身を除く): 345579524

約数列:

[1, 2, 4, 13, 26, 52, 419, 838, 1676, 5447, 10894, 17837, 21788, 35674, 71348, 231881, 463762, 927524, 7473703, 14947406, 29894812, 97158139, 194316278, 388632556]

約数ペア:

[(1, 388632556), (2, 194316278), (4, 97158139), (13, 29894812), (26, 14947406), (52, 7473703), (419, 927524), (838, 463762), (1676, 231881), (5447, 71348), (10894, 35674), (17837, 21788)]