19811838

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{29221}}^1$

素因数の和:29339

約数の個数: 16

約数和(自身を含む): 39975696

約数和(自身を除く): 20163858

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 29221, 58442, 87663, 175326, 3301973, 6603946, 9905919, 19811838]

約数ペア:

[(1, 19811838), (2, 9905919), (3, 6603946), (6, 3301973), (113, 175326), (226, 87663), (339, 58442), (678, 29221)]