239840002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{17581}}^1$

素因数の和:17961

約数の個数: 16

約数和(自身を含む): 379771200

約数和(自身を除く): 139931198

約数列:

[1, 2, 19, 38, 359, 718, 6821, 13642, 17581, 35162, 334039, 668078, 6311579, 12623158, 119920001, 239840002]

約数ペア:

[(1, 239840002), (2, 119920001), (19, 12623158), (38, 6311579), (359, 668078), (718, 334039), (6821, 35162), (13642, 17581)]