20167993345

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1\times {\mathrm{64063}}^1$

素因数の和:64944

約数の個数: 16

約数和(自身を含む): 24539074560

約数和(自身を除く): 4371081215

約数列:

[1, 5, 79, 395, 797, 3985, 62963, 64063, 314815, 320315, 5060977, 25304885, 51058211, 255291055, 4033598669, 20167993345]

約数ペア:

[(1, 20167993345), (5, 4033598669), (79, 255291055), (395, 51058211), (797, 25304885), (3985, 5060977), (62963, 320315), (64063, 314815)]