20198488521

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1\times {\mathrm{181219}}^1$

素因数の和:181976

約数の個数: 16

約数和(自身を含む): 27478751040

約数和(自身を除く): 7280262519

約数列:

[1, 3, 53, 159, 701, 2103, 37153, 111459, 181219, 543657, 9604607, 28813821, 127034519, 381103557, 6732829507, 20198488521]

約数ペア:

[(1, 20198488521), (3, 6732829507), (53, 381103557), (159, 127034519), (701, 28813821), (2103, 9604607), (37153, 543657), (111459, 181219)]