20263061

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5431}}^1$

素因数の和:5492

約数の個数: 16

約数和(自身を含む): 25552128

約数和(自身を除く): 5289067

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5431, 38017, 70603, 222671, 494221, 1558697, 2894723, 20263061]

約数ペア:

[(1, 20263061), (7, 2894723), (13, 1558697), (41, 494221), (91, 222671), (287, 70603), (533, 38017), (3731, 5431)]