2190604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 4178720

約数和(自身を除く): 1988116

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 409, 412, 818, 1339, 1636, 2678, 5317, 5356, 10634, 21268, 42127, 84254, 168508, 547651, 1095302, 2190604]

約数ペア:

[(1, 2190604), (2, 1095302), (4, 547651), (13, 168508), (26, 84254), (52, 42127), (103, 21268), (206, 10634), (409, 5356), (412, 5317), (818, 2678), (1339, 1636)]