20431492

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 36533952

約数和(自身を除く): 16102460

約数列:

[1, 2, 4, 101, 103, 202, 206, 404, 412, 491, 982, 1964, 10403, 20806, 41612, 49591, 50573, 99182, 101146, 198364, 202292, 5107873, 10215746, 20431492]

約数ペア:

[(1, 20431492), (2, 10215746), (4, 5107873), (101, 202292), (103, 198364), (202, 101146), (206, 99182), (404, 50573), (412, 49591), (491, 41612), (982, 20806), (1964, 10403)]