20176585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28219}}^1$

素因数の和:28248

約数の個数: 16

約数和(自身を含む): 28445760

約数和(自身を除く): 8269175

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 28219, 141095, 310409, 366847, 1552045, 1834235, 4035317, 20176585]

約数ペア:

[(1, 20176585), (5, 4035317), (11, 1834235), (13, 1552045), (55, 366847), (65, 310409), (143, 141095), (715, 28219)]