20138555437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20118437}}^1$

素因数の和:20118468

約数の個数: 16

約数和(自身を含む): 27039180672

約数和(自身を除く): 6900625235

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 20118437, 140829059, 221302807, 261539681, 1549119649, 1830777767, 2876936491, 20138555437]

約数ペア:

[(1, 20138555437), (7, 2876936491), (11, 1830777767), (13, 1549119649), (77, 261539681), (91, 221302807), (143, 140829059), (1001, 20118437)]