20786585

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2368

約数の個数: 16

約数和(自身を含む): 26196480

約数和(自身を除く): 5409895

約数列:

[1, 5, 31, 59, 155, 295, 1829, 2273, 9145, 11365, 70463, 134107, 352315, 670535, 4157317, 20786585]

約数ペア:

[(1, 20786585), (5, 4157317), (31, 670535), (59, 352315), (155, 134107), (295, 70463), (1829, 11365), (2273, 9145)]