18212628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1381}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 48911744

約数和(自身を除く): 30699116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1381, 1884, 2198, 2762, 3297, 4143, 4396, 5524, 6594, 8286, 9667, 13188, 16572, 19334, 29001, 38668, 58002, 116004, 216817, 433634, 650451, 867268, 1300902, 1517719, 2601804, 3035438, 4553157, 6070876, 9106314, 18212628]

約数ペア:

[(1, 18212628), (2, 9106314), (3, 6070876), (4, 4553157), (6, 3035438), (7, 2601804), (12, 1517719), (14, 1300902), (21, 867268), (28, 650451), (42, 433634), (84, 216817), (157, 116004), (314, 58002), (471, 38668), (628, 29001), (942, 19334), (1099, 16572), (1381, 13188), (1884, 9667), (2198, 8286), (2762, 6594), (3297, 5524), (4143, 4396)]