20432205

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1301}}^1$

素因数の和:1661

約数の個数: 24

約数和(自身を含む): 35544600

約数和(自身を除く): 15112395

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1301, 1745, 3141, 3903, 5235, 6505, 11709, 15705, 19515, 58545, 454049, 1362147, 2270245, 4086441, 6810735, 20432205]

約数ペア:

[(1, 20432205), (3, 6810735), (5, 4086441), (9, 2270245), (15, 1362147), (45, 454049), (349, 58545), (1047, 19515), (1301, 15705), (1745, 11709), (3141, 6505), (3903, 5235)]