18446945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2251}}^1$

素因数の和:2416

約数の個数: 16

約数和(自身を含む): 24321600

約数和(自身を除く): 5874655

約数列:

[1, 5, 11, 55, 149, 745, 1639, 2251, 8195, 11255, 24761, 123805, 335399, 1676995, 3689389, 18446945]

約数ペア:

[(1, 18446945), (5, 3689389), (11, 1676995), (55, 335399), (149, 123805), (745, 24761), (1639, 11255), (2251, 8195)]