20743173

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1097}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 32887296

約数和(自身を除く): 12144123

約数列:

[1, 3, 9, 11, 33, 99, 191, 573, 1097, 1719, 2101, 3291, 6303, 9873, 12067, 18909, 36201, 108603, 209527, 628581, 1885743, 2304797, 6914391, 20743173]

約数ペア:

[(1, 20743173), (3, 6914391), (9, 2304797), (11, 1885743), (33, 628581), (99, 209527), (191, 108603), (573, 36201), (1097, 18909), (1719, 12067), (2101, 9873), (3291, 6303)]