20087834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8681}}^1$

素因数の和:8785

約数の個数: 16

約数和(自身を含む): 32817960

約数和(自身を除く): 12730126

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8681, 17362, 112853, 225706, 772609, 1545218, 10043917, 20087834]

約数ペア:

[(1, 20087834), (2, 10043917), (13, 1545218), (26, 772609), (89, 225706), (178, 112853), (1157, 17362), (2314, 8681)]