20267055

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5701}}^1$

素因数の和:5791

約数の個数: 24

約数和(自身を含む): 35580480

約数和(自身を除く): 15313425

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 5701, 17103, 28505, 51309, 85515, 256545, 450379, 1351137, 2251895, 4053411, 6755685, 20267055]

約数ペア:

[(1, 20267055), (3, 6755685), (5, 4053411), (9, 2251895), (15, 1351137), (45, 450379), (79, 256545), (237, 85515), (395, 51309), (711, 28505), (1185, 17103), (3555, 5701)]