20995035

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12841}}^1$

素因数の和:12958

約数の個数: 16

約数和(自身を含む): 33902880

約数和(自身を除く): 12907845

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 12841, 38523, 64205, 192615, 1399669, 4199007, 6998345, 20995035]

約数ペア:

[(1, 20995035), (3, 6998345), (5, 4199007), (15, 1399669), (109, 192615), (327, 64205), (545, 38523), (1635, 12841)]