18923706

素因数分解:

$2^1\times 3^4\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:800

約数の個数: 40

約数和(自身を含む): 42688800

約数和(自身を除く): 23765094

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 199, 398, 587, 597, 1174, 1194, 1761, 1791, 3522, 3582, 5283, 5373, 10566, 10746, 15849, 16119, 31698, 32238, 47547, 95094, 116813, 233626, 350439, 700878, 1051317, 2102634, 3153951, 6307902, 9461853, 18923706]

約数ペア:

[(1, 18923706), (2, 9461853), (3, 6307902), (6, 3153951), (9, 2102634), (18, 1051317), (27, 700878), (54, 350439), (81, 233626), (162, 116813), (199, 95094), (398, 47547), (587, 32238), (597, 31698), (1174, 16119), (1194, 15849), (1761, 10746), (1791, 10566), (3522, 5373), (3582, 5283)]