18887716

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{53}}^2$

素因数の和:192

約数の個数: 27

約数和(自身を含む): 34530643

約数和(自身を除く): 15642927

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 1681, 2173, 2809, 3362, 4346, 5618, 6724, 8692, 11236, 89093, 115169, 178186, 230338, 356372, 460676, 4721929, 9443858, 18887716]

約数ペア:

[(1, 18887716), (2, 9443858), (4, 4721929), (41, 460676), (53, 356372), (82, 230338), (106, 178186), (164, 115169), (212, 89093), (1681, 11236), (2173, 8692), (2809, 6724), (3362, 5618)]