20960252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1279}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 39029760

約数和(自身を除く): 18069508

約数列:

[1, 2, 4, 17, 34, 68, 241, 482, 964, 1279, 2558, 4097, 5116, 8194, 16388, 21743, 43486, 86972, 308239, 616478, 1232956, 5240063, 10480126, 20960252]

約数ペア:

[(1, 20960252), (2, 10480126), (4, 5240063), (17, 1232956), (34, 616478), (68, 308239), (241, 86972), (482, 43486), (964, 21743), (1279, 16388), (2558, 8194), (4097, 5116)]