18020702

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1831}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 33415680

約数和(自身を除く): 15394978

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 1831, 3662, 4921, 9842, 12817, 25634, 34789, 67747, 69578, 135494, 243523, 474229, 487046, 948458, 1287193, 2574386, 9010351, 18020702]

約数ペア:

[(1, 18020702), (2, 9010351), (7, 2574386), (14, 1287193), (19, 948458), (37, 487046), (38, 474229), (74, 243523), (133, 135494), (259, 69578), (266, 67747), (518, 34789), (703, 25634), (1406, 12817), (1831, 9842), (3662, 4921)]