39820678

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{10529}}^1$

素因数の和:10623

約数の個数: 16

約数和(自身を含む): 62674560

約数和(自身を除く): 22853882

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 10529, 21058, 326399, 642269, 652798, 1284538, 19910339, 39820678]

約数ペア:

[(1, 39820678), (2, 19910339), (31, 1284538), (61, 652798), (62, 642269), (122, 326399), (1891, 21058), (3782, 10529)]