20616345

素因数分解:

$3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1901}}^1$

素因数の和:2153

約数の個数: 24

約数和(自身を含む): 35902152

約数和(自身を除く): 15285807

約数列:

[1, 3, 5, 9, 15, 45, 241, 723, 1205, 1901, 2169, 3615, 5703, 9505, 10845, 17109, 28515, 85545, 458141, 1374423, 2290705, 4123269, 6872115, 20616345]

約数ペア:

[(1, 20616345), (3, 6872115), (5, 4123269), (9, 2290705), (15, 1374423), (45, 458141), (241, 85545), (723, 28515), (1205, 17109), (1901, 10845), (2169, 9505), (3615, 5703)]