20009948

素因数分解:

$2^2\times 7^1\times {\mathrm{727}}^1\times {\mathrm{983}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 40115712

約数和(自身を除く): 20105764

約数列:

[1, 2, 4, 7, 14, 28, 727, 983, 1454, 1966, 2908, 3932, 5089, 6881, 10178, 13762, 20356, 27524, 714641, 1429282, 2858564, 5002487, 10004974, 20009948]

約数ペア:

[(1, 20009948), (2, 10004974), (4, 5002487), (7, 2858564), (14, 1429282), (28, 714641), (727, 27524), (983, 20356), (1454, 13762), (1966, 10178), (2908, 6881), (3932, 5089)]