28166968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{185309}}^1$

素因数の和:185334

約数の個数: 16

約数和(自身を含む): 55593000

約数和(自身を除く): 27426032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 185309, 370618, 741236, 1482472, 3520871, 7041742, 14083484, 28166968]

約数ペア:

[(1, 28166968), (2, 14083484), (4, 7041742), (8, 3520871), (19, 1482472), (38, 741236), (76, 370618), (152, 185309)]