18406440962

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{3571}}^1$

素因数の和:3943

約数の個数: 64

約数和(自身を含む): 34411905024

約数和(自身を除く): 16005464062

約数列:

[1, 2, 7, 13, 14, 26, 91, 127, 182, 223, 254, 446, 889, 1561, 1651, 1778, 2899, 3122, 3302, 3571, 5798, 7142, 11557, 20293, 23114, 24997, 28321, 40586, 46423, 49994, 56642, 92846, 198247, 324961, 368173, 396494, 453517, 649922, 736346, 796333, 907034, 1592666, 2577211, 3174619, 5154422, 5574331, 5895721, 6349238, 10352329, 11148662, 11791442, 20704658, 41270047, 72466303, 82540094, 101134291, 144932606, 202268582, 707940037, 1314745783, 1415880074, 2629491566, 9203220481, 18406440962]

約数ペア:

[(1, 18406440962), (2, 9203220481), (7, 2629491566), (13, 1415880074), (14, 1314745783), (26, 707940037), (91, 202268582), (127, 144932606), (182, 101134291), (223, 82540094), (254, 72466303), (446, 41270047), (889, 20704658), (1561, 11791442), (1651, 11148662), (1778, 10352329), (2899, 6349238), (3122, 5895721), (3302, 5574331), (3571, 5154422), (5798, 3174619), (7142, 2577211), (11557, 1592666), (20293, 907034), (23114, 796333), (24997, 736346), (28321, 649922), (40586, 453517), (46423, 396494), (49994, 368173), (56642, 324961), (92846, 198247)]