18365739

素因数分解:

$3^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1237}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 28790928

約数和(自身を除く): 10425189

約数列:

[1, 3, 7, 21, 49, 101, 147, 303, 707, 1237, 2121, 3711, 4949, 8659, 14847, 25977, 60613, 124937, 181839, 374811, 874559, 2623677, 6121913, 18365739]

約数ペア:

[(1, 18365739), (3, 6121913), (7, 2623677), (21, 874559), (49, 374811), (101, 181839), (147, 124937), (303, 60613), (707, 25977), (1237, 14847), (2121, 8659), (3711, 4949)]