20208595

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4651}}^1$

素因数の和:4746

約数の個数: 16

約数和(自身を含む): 26795520

約数和(自身を除く): 6586925

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 4651, 23255, 51161, 255805, 367429, 1837145, 4041719, 20208595]

約数ペア:

[(1, 20208595), (5, 4041719), (11, 1837145), (55, 367429), (79, 255805), (395, 51161), (869, 23255), (4345, 4651)]