20218076

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1583}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 36900864

約数和(自身を除く): 16682788

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 1583, 3166, 3193, 6332, 6386, 12772, 49073, 98146, 163049, 196292, 326098, 652196, 5054519, 10109038, 20218076]

約数ペア:

[(1, 20218076), (2, 10109038), (4, 5054519), (31, 652196), (62, 326098), (103, 196292), (124, 163049), (206, 98146), (412, 49073), (1583, 12772), (3166, 6386), (3193, 6332)]