18149784

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^2\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 46567800

約数和(自身を除く): 28418016

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 409, 516, 818, 1032, 1227, 1636, 1849, 2454, 3272, 3698, 4908, 5547, 7396, 9816, 11094, 14792, 17587, 22188, 35174, 44376, 52761, 70348, 105522, 140696, 211044, 422088, 756241, 1512482, 2268723, 3024964, 4537446, 6049928, 9074892, 18149784]

約数ペア:

[(1, 18149784), (2, 9074892), (3, 6049928), (4, 4537446), (6, 3024964), (8, 2268723), (12, 1512482), (24, 756241), (43, 422088), (86, 211044), (129, 140696), (172, 105522), (258, 70348), (344, 52761), (409, 44376), (516, 35174), (818, 22188), (1032, 17587), (1227, 14792), (1636, 11094), (1849, 9816), (2454, 7396), (3272, 5547), (3698, 4908)]