19899414

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{29879}}^1$

素因数の和:29924

約数の個数: 24

約数和(自身を含む): 44282160

約数和(自身を除く): 24382746

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 29879, 59758, 89637, 179274, 268911, 537822, 1105523, 2211046, 3316569, 6633138, 9949707, 19899414]

約数ペア:

[(1, 19899414), (2, 9949707), (3, 6633138), (6, 3316569), (9, 2211046), (18, 1105523), (37, 537822), (74, 268911), (111, 179274), (222, 89637), (333, 59758), (666, 29879)]