19643994

素因数分解:

$2^1\times 3^2\times {\mathrm{269}}^1\times {\mathrm{4057}}^1$

素因数の和:4334

約数の個数: 24

約数和(自身を含む): 42730740

約数和(自身を除く): 23086746

約数列:

[1, 2, 3, 6, 9, 18, 269, 538, 807, 1614, 2421, 4057, 4842, 8114, 12171, 24342, 36513, 73026, 1091333, 2182666, 3273999, 6547998, 9821997, 19643994]

約数ペア:

[(1, 19643994), (2, 9821997), (3, 6547998), (6, 3273999), (9, 2182666), (18, 1091333), (269, 73026), (538, 36513), (807, 24342), (1614, 12171), (2421, 8114), (4057, 4842)]