19041812

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{153563}}^1$

素因数の和:153598

約数の個数: 12

約数和(自身を含む): 34398336

約数和(自身を除く): 15356524

約数列:

[1, 2, 4, 31, 62, 124, 153563, 307126, 614252, 4760453, 9520906, 19041812]

約数ペア:

[(1, 19041812), (2, 9520906), (4, 4760453), (31, 614252), (62, 307126), (124, 153563)]