18629181108

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{218437}}^1$

素因数の和:218573

約数の個数: 72

約数和(自身を含む): 49615133568

約数和(自身を除く): 30985952460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 103, 138, 206, 207, 276, 309, 412, 414, 618, 828, 927, 1236, 1854, 2369, 3708, 4738, 7107, 9476, 14214, 21321, 28428, 42642, 85284, 218437, 436874, 655311, 873748, 1310622, 1965933, 2621244, 3931866, 5024051, 7863732, 10048102, 15072153, 20096204, 22499011, 30144306, 44998022, 45216459, 60288612, 67497033, 89996044, 90432918, 134994066, 180865836, 202491099, 269988132, 404982198, 517477253, 809964396, 1034954506, 1552431759, 2069909012, 3104863518, 4657295277, 6209727036, 9314590554, 18629181108]

約数ペア:

[(1, 18629181108), (2, 9314590554), (3, 6209727036), (4, 4657295277), (6, 3104863518), (9, 2069909012), (12, 1552431759), (18, 1034954506), (23, 809964396), (36, 517477253), (46, 404982198), (69, 269988132), (92, 202491099), (103, 180865836), (138, 134994066), (206, 90432918), (207, 89996044), (276, 67497033), (309, 60288612), (412, 45216459), (414, 44998022), (618, 30144306), (828, 22499011), (927, 20096204), (1236, 15072153), (1854, 10048102), (2369, 7863732), (3708, 5024051), (4738, 3931866), (7107, 2621244), (9476, 1965933), (14214, 1310622), (21321, 873748), (28428, 655311), (42642, 436874), (85284, 218437)]