20177362790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2126171}}^1$

素因数の和:2126264

約数の個数: 32

約数和(自身を含む): 39648855456

約数和(自身を除く): 19471492666

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 2126171, 4252342, 10630855, 21261710, 27640223, 55280446, 138201115, 155210483, 276402230, 310420966, 776052415, 1552104830, 2017736279, 4035472558, 10088681395, 20177362790]

約数ペア:

[(1, 20177362790), (2, 10088681395), (5, 4035472558), (10, 2017736279), (13, 1552104830), (26, 776052415), (65, 310420966), (73, 276402230), (130, 155210483), (146, 138201115), (365, 55280446), (730, 27640223), (949, 21261710), (1898, 10630855), (4745, 4252342), (9490, 2126171)]