20038810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16561}}^1$

素因数の和:16590

約数の個数: 24

約数和(自身を含む): 39649428

約数和(自身を除く): 19610618

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16561, 33122, 82805, 165610, 182171, 364342, 910855, 1821710, 2003881, 4007762, 10019405, 20038810]

約数ペア:

[(1, 20038810), (2, 10019405), (5, 4007762), (10, 2003881), (11, 1821710), (22, 910855), (55, 364342), (110, 182171), (121, 165610), (242, 82805), (605, 33122), (1210, 16561)]