18110168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 38167200

約数和(自身を除く): 20057032

約数列:

[1, 2, 4, 8, 17, 34, 37, 59, 61, 68, 74, 118, 122, 136, 148, 236, 244, 296, 472, 488, 629, 1003, 1037, 1258, 2006, 2074, 2183, 2257, 2516, 3599, 4012, 4148, 4366, 4514, 5032, 7198, 8024, 8296, 8732, 9028, 14396, 17464, 18056, 28792, 37111, 38369, 61183, 74222, 76738, 122366, 133163, 148444, 153476, 244732, 266326, 296888, 306952, 489464, 532652, 1065304, 2263771, 4527542, 9055084, 18110168]

約数ペア:

[(1, 18110168), (2, 9055084), (4, 4527542), (8, 2263771), (17, 1065304), (34, 532652), (37, 489464), (59, 306952), (61, 296888), (68, 266326), (74, 244732), (118, 153476), (122, 148444), (136, 133163), (148, 122366), (236, 76738), (244, 74222), (296, 61183), (472, 38369), (488, 37111), (629, 28792), (1003, 18056), (1037, 17464), (1258, 14396), (2006, 9028), (2074, 8732), (2183, 8296), (2257, 8024), (2516, 7198), (3599, 5032), (4012, 4514), (4148, 4366)]