816304

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:484

約数の個数: 20

約数和(自身を含む): 1596376

約数和(自身を除く): 780072

約数列:

[1, 2, 4, 8, 16, 163, 313, 326, 626, 652, 1252, 1304, 2504, 2608, 5008, 51019, 102038, 204076, 408152, 816304]

約数ペア:

[(1, 816304), (2, 408152), (4, 204076), (8, 102038), (16, 51019), (163, 5008), (313, 2608), (326, 2504), (626, 1304), (652, 1252)]