20845145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1931}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 26707968

約数和(自身を除く): 5862823

約数列:

[1, 5, 17, 85, 127, 635, 1931, 2159, 9655, 10795, 32827, 164135, 245237, 1226185, 4169029, 20845145]

約数ペア:

[(1, 20845145), (5, 4169029), (17, 1226185), (85, 245237), (127, 164135), (635, 32827), (1931, 10795), (2159, 9655)]