20874585

素因数分解:

$3^1\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1873}}^1$

素因数の和:2624

約数の個数: 16

約数和(自身を含む): 33462144

約数和(自身を除く): 12587559

約数列:

[1, 3, 5, 15, 743, 1873, 2229, 3715, 5619, 9365, 11145, 28095, 1391639, 4174917, 6958195, 20874585]

約数ペア:

[(1, 20874585), (3, 6958195), (5, 4174917), (15, 1391639), (743, 28095), (1873, 11145), (2229, 9365), (3715, 5619)]