9905954

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3571}}^1$

素因数の和:3665

約数の個数: 16

約数和(自身を含む): 15859680

約数和(自身を除く): 5953726

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 3571, 7142, 67849, 135698, 260683, 521366, 4952977, 9905954]

約数ペア:

[(1, 9905954), (2, 4952977), (19, 521366), (38, 260683), (73, 135698), (146, 67849), (1387, 7142), (2774, 3571)]