20171747589

素因数分解:

$3^1\times 7^1\times {\mathrm{52973}}^1\times {\mathrm{18133}}^1$

素因数の和:71116

約数の個数: 16

約数和(自身を含む): 30740176512

約数和(自身を除く): 10568428923

約数列:

[1, 3, 7, 21, 18133, 52973, 54399, 126931, 158919, 370811, 380793, 1112433, 960559409, 2881678227, 6723915863, 20171747589]

約数ペア:

[(1, 20171747589), (3, 6723915863), (7, 2881678227), (21, 960559409), (18133, 1112433), (52973, 380793), (54399, 370811), (126931, 158919)]