39121994

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{2011}}^1$

素因数の和:2221

約数の個数: 16

約数和(自身を含む): 59973696

約数和(自身を除く): 20851702

約数列:

[1, 2, 71, 137, 142, 274, 2011, 4022, 9727, 19454, 142781, 275507, 285562, 551014, 19560997, 39121994]

約数ペア:

[(1, 39121994), (2, 19560997), (71, 551014), (137, 285562), (142, 275507), (274, 142781), (2011, 19454), (4022, 9727)]