18025821

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{20231}}^1$

素因数の和:20254

約数の個数: 20

約数和(自身を含む): 29376864

約数和(自身を除く): 11351043

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 20231, 60693, 182079, 222541, 546237, 667623, 1638711, 2002869, 6008607, 18025821]

約数ペア:

[(1, 18025821), (3, 6008607), (9, 2002869), (11, 1638711), (27, 667623), (33, 546237), (81, 222541), (99, 182079), (297, 60693), (891, 20231)]