19769469

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{941}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 27129600

約数和(自身を除く): 7360131

約数列:

[1, 3, 47, 141, 149, 447, 941, 2823, 7003, 21009, 44227, 132681, 140209, 420627, 6589823, 19769469]

約数ペア:

[(1, 19769469), (3, 6589823), (47, 420627), (141, 140209), (149, 132681), (447, 44227), (941, 21009), (2823, 7003)]