20046145

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4813}}^1$

素因数の和:4849

約数の個数: 24

約数和(自身を含む): 29634984

約数和(自身を除く): 9588839

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 4813, 24065, 33691, 81821, 168455, 235837, 409105, 572747, 1179185, 2863735, 4009229, 20046145]

約数ペア:

[(1, 20046145), (5, 4009229), (7, 2863735), (17, 1179185), (35, 572747), (49, 409105), (85, 235837), (119, 168455), (245, 81821), (595, 33691), (833, 24065), (4165, 4813)]