18763610

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13499}}^1$

素因数の和:13645

約数の個数: 16

約数和(自身を含む): 34020000

約数和(自身を除く): 15256390

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 13499, 26998, 67495, 134990, 1876361, 3752722, 9381805, 18763610]

約数ペア:

[(1, 18763610), (2, 9381805), (5, 3752722), (10, 1876361), (139, 134990), (278, 67495), (695, 26998), (1390, 13499)]