20505494

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{8623}}^1$

素因数の和:8695

約数の個数: 16

約数和(自身を含む): 32598720

約数和(自身を除く): 12093226

約数列:

[1, 2, 29, 41, 58, 82, 1189, 2378, 8623, 17246, 250067, 353543, 500134, 707086, 10252747, 20505494]

約数ペア:

[(1, 20505494), (2, 10252747), (29, 707086), (41, 500134), (58, 353543), (82, 250067), (1189, 17246), (2378, 8623)]