20761995

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{37409}}^1$

素因数の和:37454

約数の個数: 16

約数和(自身を含む): 34117920

約数和(自身を除く): 13355925

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 37409, 112227, 187045, 561135, 1384133, 4152399, 6920665, 20761995]

約数ペア:

[(1, 20761995), (3, 6920665), (5, 4152399), (15, 1384133), (37, 561135), (111, 187045), (185, 112227), (555, 37409)]