20654543

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3847}}^1$

素因数の和:3926

約数の個数: 16

約数和(自身を含む): 25858560

約数和(自身を除く): 5204017

約数列:

[1, 7, 13, 59, 91, 413, 767, 3847, 5369, 26929, 50011, 226973, 350077, 1588811, 2950649, 20654543]

約数ペア:

[(1, 20654543), (7, 2950649), (13, 1588811), (59, 350077), (91, 226973), (413, 50011), (767, 26929), (3847, 5369)]