20148165

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12101}}^1$

素因数の和:12149

約数の個数: 24

約数和(自身を含む): 35870328

約数和(自身を除く): 15722163

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 12101, 36303, 60505, 108909, 181515, 447737, 544545, 1343211, 2238685, 4029633, 6716055, 20148165]

約数ペア:

[(1, 20148165), (3, 6716055), (5, 4029633), (9, 2238685), (15, 1343211), (37, 544545), (45, 447737), (111, 181515), (185, 108909), (333, 60505), (555, 36303), (1665, 12101)]