20322825

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8741}}^1$

素因数の和:8785

約数の個数: 24

約数和(自身を含む): 34688256

約数和(自身を除く): 14365431

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 8741, 26223, 43705, 131115, 218525, 270971, 655575, 812913, 1354855, 4064565, 6774275, 20322825]

約数ペア:

[(1, 20322825), (3, 6774275), (5, 4064565), (15, 1354855), (25, 812913), (31, 655575), (75, 270971), (93, 218525), (155, 131115), (465, 43705), (775, 26223), (2325, 8741)]