19447812

素因数分解:

$2^2\times 3^2\times {\mathrm{540217}}^1$

素因数の和:540227

約数の個数: 18

約数和(自身を含む): 49159838

約数和(自身を除く): 29712026

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 540217, 1080434, 1620651, 2160868, 3241302, 4861953, 6482604, 9723906, 19447812]

約数ペア:

[(1, 19447812), (2, 9723906), (3, 6482604), (4, 4861953), (6, 3241302), (9, 2160868), (12, 1620651), (18, 1080434), (36, 540217)]