20784673007

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{2551}}^1\times {\mathrm{5849}}^1$

素因数の和:8606

約数の個数: 16

約数和(自身を含む): 23886720000

約数和(自身を除く): 3102046993

約数列:

[1, 7, 199, 1393, 2551, 5849, 17857, 40943, 507649, 1163951, 3553543, 8147657, 14920799, 104445593, 2969239001, 20784673007]

約数ペア:

[(1, 20784673007), (7, 2969239001), (199, 104445593), (1393, 14920799), (2551, 8147657), (5849, 3553543), (17857, 1163951), (40943, 507649)]