20125979515

素因数分解:

$5^1\times {\mathrm{443}}^1\times {\mathrm{2393}}^1\times {\mathrm{3797}}^1$

素因数の和:6638

約数の個数: 16

約数和(自身を含む): 24222185568

約数和(自身を除く): 4096206053

約数列:

[1, 5, 443, 2215, 2393, 3797, 11965, 18985, 1060099, 1682071, 5300495, 8410355, 9086221, 45431105, 4025195903, 20125979515]

約数ペア:

[(1, 20125979515), (5, 4025195903), (443, 45431105), (2215, 9086221), (2393, 8410355), (3797, 5300495), (11965, 1682071), (18985, 1060099)]