20403291298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3943427}}^1$

素因数の和:3943641

約数の個数: 16

約数和(自身を含む): 33124795200

約数和(自身を除く): 12721503902

約数列:

[1, 2, 13, 26, 199, 398, 2587, 5174, 3943427, 7886854, 51264551, 102529102, 784741973, 1569483946, 10201645649, 20403291298]

約数ペア:

[(1, 20403291298), (2, 10201645649), (13, 1569483946), (26, 784741973), (199, 102529102), (398, 51264551), (2587, 7886854), (5174, 3943427)]