19838054

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{1439}}^1$

素因数の和:1615

約数の個数: 16

約数和(自身を含む): 30533760

約数和(自身を除く): 10695706

約数列:

[1, 2, 61, 113, 122, 226, 1439, 2878, 6893, 13786, 87779, 162607, 175558, 325214, 9919027, 19838054]

約数ペア:

[(1, 19838054), (2, 9919027), (61, 325214), (113, 175558), (122, 162607), (226, 87779), (1439, 13786), (2878, 6893)]