20737524

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{40189}}^1$

素因数の和:40239

約数の個数: 24

約数和(自身を含む): 49514080

約数和(自身を除く): 28776556

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 40189, 80378, 120567, 160756, 241134, 482268, 1728127, 3456254, 5184381, 6912508, 10368762, 20737524]

約数ペア:

[(1, 20737524), (2, 10368762), (3, 6912508), (4, 5184381), (6, 3456254), (12, 1728127), (43, 482268), (86, 241134), (129, 160756), (172, 120567), (258, 80378), (516, 40189)]