18228958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12615842

約数列:

[1, 2, 11, 22, 67, 83, 134, 149, 166, 298, 737, 913, 1474, 1639, 1826, 3278, 5561, 9983, 11122, 12367, 19966, 24734, 61171, 109813, 122342, 136037, 219626, 272074, 828589, 1657178, 9114479, 18228958]

約数ペア:

[(1, 18228958), (2, 9114479), (11, 1657178), (22, 828589), (67, 272074), (83, 219626), (134, 136037), (149, 122342), (166, 109813), (298, 61171), (737, 24734), (913, 19966), (1474, 12367), (1639, 11122), (1826, 9983), (3278, 5561)]