20465035

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 25181280

約数和(自身を除く): 4716245

約数列:

[1, 5, 59, 173, 295, 401, 865, 2005, 10207, 23659, 51035, 69373, 118295, 346865, 4093007, 20465035]

約数ペア:

[(1, 20465035), (5, 4093007), (59, 346865), (173, 118295), (295, 69373), (401, 51035), (865, 23659), (2005, 10207)]