18071020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82141}}^1$

素因数の和:82161

約数の個数: 24

約数和(自身を含む): 41399568

約数和(自身を除く): 23328548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82141, 164282, 328564, 410705, 821410, 903551, 1642820, 1807102, 3614204, 4517755, 9035510, 18071020]

約数ペア:

[(1, 18071020), (2, 9035510), (4, 4517755), (5, 3614204), (10, 1807102), (11, 1642820), (20, 903551), (22, 821410), (44, 410705), (55, 328564), (110, 164282), (220, 82141)]