18066419091

素因数分解:

$3^4\times 7^1\times {\mathrm{31863173}}^1$

素因数の和:31863192

約数の個数: 20

約数和(自身を含む): 30843552432

約数和(自身を除く): 12777133341

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 31863173, 95589519, 223042211, 286768557, 669126633, 860305671, 2007379899, 2580917013, 6022139697, 18066419091]

約数ペア:

[(1, 18066419091), (3, 6022139697), (7, 2580917013), (9, 2007379899), (21, 860305671), (27, 669126633), (63, 286768557), (81, 223042211), (189, 95589519), (567, 31863173)]