2017207870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{81967}}^1$

素因数の和:82104

約数の個数: 32

約数和(自身を含む): 3824299008

約数和(自身を除く): 1807091138

約数列:

[1, 2, 5, 10, 23, 46, 107, 115, 214, 230, 535, 1070, 2461, 4922, 12305, 24610, 81967, 163934, 409835, 819670, 1885241, 3770482, 8770469, 9426205, 17540938, 18852410, 43852345, 87704690, 201720787, 403441574, 1008603935, 2017207870]

約数ペア:

[(1, 2017207870), (2, 1008603935), (5, 403441574), (10, 201720787), (23, 87704690), (46, 43852345), (107, 18852410), (115, 17540938), (214, 9426205), (230, 8770469), (535, 3770482), (1070, 1885241), (2461, 819670), (4922, 409835), (12305, 163934), (24610, 81967)]