18496010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1949}}^1$

素因数の和:2042

約数の個数: 32

約数和(自身を含む): 36363600

約数和(自身を除く): 17867590

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 1949, 3898, 4745, 9490, 9745, 19490, 25337, 50674, 126685, 142277, 253370, 284554, 711385, 1422770, 1849601, 3699202, 9248005, 18496010]

約数ペア:

[(1, 18496010), (2, 9248005), (5, 3699202), (10, 1849601), (13, 1422770), (26, 711385), (65, 284554), (73, 253370), (130, 142277), (146, 126685), (365, 50674), (730, 25337), (949, 19490), (1898, 9745), (1949, 9490), (3898, 4745)]