18211224

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 28963176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 103, 106, 139, 159, 206, 212, 278, 309, 318, 412, 417, 424, 556, 618, 636, 824, 834, 1112, 1236, 1272, 1668, 2472, 3336, 5459, 7367, 10918, 14317, 14734, 16377, 21836, 22101, 28634, 29468, 32754, 42951, 43672, 44202, 57268, 58936, 65508, 85902, 88404, 114536, 131016, 171804, 176808, 343608, 758801, 1517602, 2276403, 3035204, 4552806, 6070408, 9105612, 18211224]

約数ペア:

[(1, 18211224), (2, 9105612), (3, 6070408), (4, 4552806), (6, 3035204), (8, 2276403), (12, 1517602), (24, 758801), (53, 343608), (103, 176808), (106, 171804), (139, 131016), (159, 114536), (206, 88404), (212, 85902), (278, 65508), (309, 58936), (318, 57268), (412, 44202), (417, 43672), (424, 42951), (556, 32754), (618, 29468), (636, 28634), (824, 22101), (834, 21836), (1112, 16377), (1236, 14734), (1272, 14317), (1668, 10918), (2472, 7367), (3336, 5459)]