12389830

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2957}}^1$

素因数の和:3383

約数の個数: 16

約数和(自身を含む): 22362480

約数和(自身を除く): 9972650

約数列:

[1, 2, 5, 10, 419, 838, 2095, 2957, 4190, 5914, 14785, 29570, 1238983, 2477966, 6194915, 12389830]

約数ペア:

[(1, 12389830), (2, 6194915), (5, 2477966), (10, 1238983), (419, 29570), (838, 14785), (2095, 5914), (2957, 4190)]