203513168

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{123491}}^1$

素因数の和:123602

約数の個数: 20

約数和(自身を含む): 398138208

約数和(自身を除く): 194625040

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 123491, 246982, 493964, 987928, 1975856, 12719573, 25439146, 50878292, 101756584, 203513168]

約数ペア:

[(1, 203513168), (2, 101756584), (4, 50878292), (8, 25439146), (16, 12719573), (103, 1975856), (206, 987928), (412, 493964), (824, 246982), (1648, 123491)]