2020757067

素因数分解:

$3^2\times 7^1\times {\mathrm{2039}}^1\times {\mathrm{15731}}^1$

素因数の和:17783

約数の個数: 24

約数和(自身を含む): 3337701120

約数和(自身を除く): 1316944053

約数列:

[1, 3, 7, 9, 21, 63, 2039, 6117, 14273, 15731, 18351, 42819, 47193, 110117, 128457, 141579, 330351, 991053, 32075509, 96226527, 224528563, 288679581, 673585689, 2020757067]

約数ペア:

[(1, 2020757067), (3, 673585689), (7, 288679581), (9, 224528563), (21, 96226527), (63, 32075509), (2039, 991053), (6117, 330351), (14273, 141579), (15731, 128457), (18351, 110117), (42819, 47193)]