16811912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 37059120

約数和(自身を除く): 20247208

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 221, 257, 296, 442, 481, 514, 629, 884, 962, 1028, 1258, 1768, 1924, 2056, 2516, 3341, 3848, 4369, 5032, 6682, 8177, 8738, 9509, 13364, 16354, 17476, 19018, 26728, 32708, 34952, 38036, 56797, 65416, 76072, 113594, 123617, 161653, 227188, 247234, 323306, 454376, 494468, 646612, 988936, 1293224, 2101489, 4202978, 8405956, 16811912]

約数ペア:

[(1, 16811912), (2, 8405956), (4, 4202978), (8, 2101489), (13, 1293224), (17, 988936), (26, 646612), (34, 494468), (37, 454376), (52, 323306), (68, 247234), (74, 227188), (104, 161653), (136, 123617), (148, 113594), (221, 76072), (257, 65416), (296, 56797), (442, 38036), (481, 34952), (514, 32708), (629, 26728), (884, 19018), (962, 17476), (1028, 16354), (1258, 13364), (1768, 9509), (1924, 8738), (2056, 8177), (2516, 6682), (3341, 5032), (3848, 4369)]