20217306835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1\times {\mathrm{6277}}^1$

素因数の和:6823

約数の個数: 32

約数和(自身を含む): 26710529472

約数和(自身を除く): 6493222637

約数列:

[1, 5, 11, 55, 157, 373, 785, 1727, 1865, 4103, 6277, 8635, 20515, 31385, 58561, 69047, 292805, 345235, 644171, 985489, 2341321, 3220855, 4927445, 10840379, 11706605, 25754531, 54201895, 128772655, 367587397, 1837936985, 4043461367, 20217306835]

約数ペア:

[(1, 20217306835), (5, 4043461367), (11, 1837936985), (55, 367587397), (157, 128772655), (373, 54201895), (785, 25754531), (1727, 11706605), (1865, 10840379), (4103, 4927445), (6277, 3220855), (8635, 2341321), (20515, 985489), (31385, 644171), (58561, 345235), (69047, 292805)]