22005815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 29976576

約数和(自身を除く): 7970761

約数列:

[1, 5, 13, 31, 65, 67, 155, 163, 335, 403, 815, 871, 2015, 2077, 2119, 4355, 5053, 10385, 10595, 10921, 25265, 27001, 54605, 65689, 135005, 141973, 328445, 338551, 709865, 1692755, 4401163, 22005815]

約数ペア:

[(1, 22005815), (5, 4401163), (13, 1692755), (31, 709865), (65, 338551), (67, 328445), (155, 141973), (163, 135005), (335, 65689), (403, 54605), (815, 27001), (871, 25265), (2015, 10921), (2077, 10595), (2119, 10385), (4355, 5053)]