18649436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 37044000

約数和(自身を除く): 18394564

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 83, 116, 149, 166, 298, 332, 377, 596, 754, 1079, 1508, 1937, 2158, 2407, 3874, 4316, 4321, 4814, 7748, 8642, 9628, 12367, 17284, 24734, 31291, 49468, 56173, 62582, 112346, 125164, 160771, 224692, 321542, 358643, 643084, 717286, 1434572, 4662359, 9324718, 18649436]

約数ペア:

[(1, 18649436), (2, 9324718), (4, 4662359), (13, 1434572), (26, 717286), (29, 643084), (52, 358643), (58, 321542), (83, 224692), (116, 160771), (149, 125164), (166, 112346), (298, 62582), (332, 56173), (377, 49468), (596, 31291), (754, 24734), (1079, 17284), (1508, 12367), (1937, 9628), (2158, 8642), (2407, 7748), (3874, 4814), (4316, 4321)]