19627980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{327133}}^1$

素因数の和:327145

約数の個数: 24

約数和(自身を含む): 54958512

約数和(自身を除く): 35330532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 327133, 654266, 981399, 1308532, 1635665, 1962798, 3271330, 3925596, 4906995, 6542660, 9813990, 19627980]

約数ペア:

[(1, 19627980), (2, 9813990), (3, 6542660), (4, 4906995), (5, 3925596), (6, 3271330), (10, 1962798), (12, 1635665), (15, 1308532), (20, 981399), (30, 654266), (60, 327133)]