20163318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20873}}^1$

素因数の和:20908

約数の個数: 32

約数和(自身を含む): 48093696

約数和(自身を除く): 27930378

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 20873, 41746, 62619, 125238, 146111, 292222, 438333, 480079, 876666, 960158, 1440237, 2880474, 3360553, 6721106, 10081659, 20163318]

約数ペア:

[(1, 20163318), (2, 10081659), (3, 6721106), (6, 3360553), (7, 2880474), (14, 1440237), (21, 960158), (23, 876666), (42, 480079), (46, 438333), (69, 292222), (138, 146111), (161, 125238), (322, 62619), (483, 41746), (966, 20873)]