19679392566

素因数分解:

$2^1\times 3^2\times {\mathrm{1997}}^1\times {\mathrm{547471}}^1$

素因数の和:549476

約数の個数: 24

約数和(自身を含む): 42660113184

約数和(自身を除く): 22980720618

約数列:

[1, 2, 3, 6, 9, 18, 1997, 3994, 5991, 11982, 17973, 35946, 547471, 1094942, 1642413, 3284826, 4927239, 9854478, 1093299587, 2186599174, 3279898761, 6559797522, 9839696283, 19679392566]

約数ペア:

[(1, 19679392566), (2, 9839696283), (3, 6559797522), (6, 3279898761), (9, 2186599174), (18, 1093299587), (1997, 9854478), (3994, 4927239), (5991, 3284826), (11982, 1642413), (17973, 1094942), (35946, 547471)]