20138463

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{4691}}^1$

素因数の和:4756

約数の個数: 20

約数和(自身を含む): 30657528

約数和(自身を除く): 10519065

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 4691, 14073, 42219, 126657, 248623, 379971, 745869, 2237607, 6712821, 20138463]

約数ペア:

[(1, 20138463), (3, 6712821), (9, 2237607), (27, 745869), (53, 379971), (81, 248623), (159, 126657), (477, 42219), (1431, 14073), (4293, 4691)]