19786986

素因数分解:

$2^1\times 3^2\times {\mathrm{607}}^1\times {\mathrm{1811}}^1$

素因数の和:2426

約数の個数: 24

約数和(自身を含む): 42966144

約数和(自身を除く): 23179158

約数列:

[1, 2, 3, 6, 9, 18, 607, 1214, 1811, 1821, 3622, 3642, 5433, 5463, 10866, 10926, 16299, 32598, 1099277, 2198554, 3297831, 6595662, 9893493, 19786986]

約数ペア:

[(1, 19786986), (2, 9893493), (3, 6595662), (6, 3297831), (9, 2198554), (18, 1099277), (607, 32598), (1214, 16299), (1811, 10926), (1821, 10866), (3622, 5463), (3642, 5433)]