19904334

素因数分解:

$2^1\times 3^1\times {\mathrm{523}}^1\times {\mathrm{6343}}^1$

素因数の和:6871

約数の個数: 16

約数和(自身を含む): 39891072

約数和(自身を除く): 19986738

約数列:

[1, 2, 3, 6, 523, 1046, 1569, 3138, 6343, 12686, 19029, 38058, 3317389, 6634778, 9952167, 19904334]

約数ペア:

[(1, 19904334), (2, 9952167), (3, 6634778), (6, 3317389), (523, 38058), (1046, 19029), (1569, 12686), (3138, 6343)]