20565866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9173}}^1$

素因数の和:9253

約数の個数: 16

約数和(自身を含む): 33026400

約数和(自身を除く): 12460534

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9173, 18346, 174287, 348574, 541207, 1082414, 10282933, 20565866]

約数ペア:

[(1, 20565866), (2, 10282933), (19, 1082414), (38, 541207), (59, 348574), (118, 174287), (1121, 18346), (2242, 9173)]