20122412947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1111183}}^1$

素因数の和:1111402

約数の個数: 16

約数和(自身を含む): 24890521600

約数和(自身を除く): 4768108653

約数列:

[1, 7, 13, 91, 199, 1393, 2587, 18109, 1111183, 7778281, 14445379, 101117653, 221125417, 1547877919, 2874630421, 20122412947]

約数ペア:

[(1, 20122412947), (7, 2874630421), (13, 1547877919), (91, 221125417), (199, 101117653), (1393, 14445379), (2587, 7778281), (18109, 1111183)]