20779867858

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1\times {\mathrm{4783}}^1$

素因数の和:5782

約数の個数: 32

約数和(自身を含む): 32626114560

約数和(自身を除く): 11846246702

約数列:

[1, 2, 31, 62, 79, 158, 887, 1774, 2449, 4783, 4898, 9566, 27497, 54994, 70073, 140146, 148273, 296546, 377857, 755714, 2172263, 4242521, 4344526, 8485042, 11713567, 23427134, 131518151, 263036302, 335159159, 670318318, 10389933929, 20779867858]

約数ペア:

[(1, 20779867858), (2, 10389933929), (31, 670318318), (62, 335159159), (79, 263036302), (158, 131518151), (887, 23427134), (1774, 11713567), (2449, 8485042), (4783, 4344526), (4898, 4242521), (9566, 2172263), (27497, 755714), (54994, 377857), (70073, 296546), (140146, 148273)]