18727912

素因数分解:

$2^3\times 7^1\times {\mathrm{334427}}^1$

素因数の和:334440

約数の個数: 16

約数和(自身を含む): 40131360

約数和(自身を除く): 21403448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 334427, 668854, 1337708, 2340989, 2675416, 4681978, 9363956, 18727912]

約数ペア:

[(1, 18727912), (2, 9363956), (4, 4681978), (7, 2675416), (8, 2340989), (14, 1337708), (28, 668854), (56, 334427)]