17886340

素因数分解:

$2^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1321}}^1$

素因数の和:2007

約数の個数: 24

約数和(自身を含む): 37645272

約数和(自身を除く): 19758932

約数列:

[1, 2, 4, 5, 10, 20, 677, 1321, 1354, 2642, 2708, 3385, 5284, 6605, 6770, 13210, 13540, 26420, 894317, 1788634, 3577268, 4471585, 8943170, 17886340]

約数ペア:

[(1, 17886340), (2, 8943170), (4, 4471585), (5, 3577268), (10, 1788634), (20, 894317), (677, 26420), (1321, 13540), (1354, 13210), (2642, 6770), (2708, 6605), (3385, 5284)]