20029817906

素因数分解:

$2^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1301821}}^1$

素因数の和:1301994

約数の個数: 24

約数和(自身を含む): 35172626796

約数和(自身を除く): 15142808890

約数列:

[1, 2, 7, 14, 49, 98, 157, 314, 1099, 2198, 7693, 15386, 1301821, 2603642, 9112747, 18225494, 63789229, 127578458, 204385897, 408771794, 1430701279, 2861402558, 10014908953, 20029817906]

約数ペア:

[(1, 20029817906), (2, 10014908953), (7, 2861402558), (14, 1430701279), (49, 408771794), (98, 204385897), (157, 127578458), (314, 63789229), (1099, 18225494), (2198, 9112747), (7693, 2603642), (15386, 1301821)]