20165761

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2593}}^1$

素因数の和:2712

約数の個数: 16

約数和(自身を含む): 25400448

約数和(自身を除く): 5234687

約数列:

[1, 7, 11, 77, 101, 707, 1111, 2593, 7777, 18151, 28523, 199661, 261893, 1833251, 2880823, 20165761]

約数ペア:

[(1, 20165761), (7, 2880823), (11, 1833251), (77, 261893), (101, 199661), (707, 28523), (1111, 18151), (2593, 7777)]