18621207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{787}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 29502720

約数和(自身を除く): 10881513

約数列:

[1, 3, 9, 11, 33, 99, 239, 717, 787, 2151, 2361, 2629, 7083, 7887, 8657, 23661, 25971, 77913, 188093, 564279, 1692837, 2069023, 6207069, 18621207]

約数ペア:

[(1, 18621207), (3, 6207069), (9, 2069023), (11, 1692837), (33, 564279), (99, 188093), (239, 77913), (717, 25971), (787, 23661), (2151, 8657), (2361, 7887), (2629, 7083)]