18871048

素因数分解:

$2^3\times 7^1\times {\mathrm{336983}}^1$

素因数の和:336996

約数の個数: 16

約数和(自身を含む): 40438080

約数和(自身を除く): 21567032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 336983, 673966, 1347932, 2358881, 2695864, 4717762, 9435524, 18871048]

約数ペア:

[(1, 18871048), (2, 9435524), (4, 4717762), (7, 2695864), (8, 2358881), (14, 1347932), (28, 673966), (56, 336983)]