20138349868

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{62233}}^1$

素因数の和:62391

約数の個数: 72

約数和(自身を含む): 44497807872

約数和(自身を除く): 24359458004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 127, 182, 196, 254, 364, 508, 637, 889, 1274, 1651, 1778, 2548, 3302, 3556, 6223, 6604, 11557, 12446, 23114, 24892, 46228, 62233, 80899, 124466, 161798, 248932, 323596, 435631, 809029, 871262, 1618058, 1742524, 3049417, 3236116, 5663203, 6098834, 7903591, 11326406, 12197668, 15807182, 22652812, 31614364, 39642421, 55325137, 79284842, 102746683, 110650274, 158569684, 205493366, 221300548, 387275959, 410986732, 719226781, 774551918, 1438453562, 1549103836, 2876907124, 5034587467, 10069174934, 20138349868]

約数ペア:

[(1, 20138349868), (2, 10069174934), (4, 5034587467), (7, 2876907124), (13, 1549103836), (14, 1438453562), (26, 774551918), (28, 719226781), (49, 410986732), (52, 387275959), (91, 221300548), (98, 205493366), (127, 158569684), (182, 110650274), (196, 102746683), (254, 79284842), (364, 55325137), (508, 39642421), (637, 31614364), (889, 22652812), (1274, 15807182), (1651, 12197668), (1778, 11326406), (2548, 7903591), (3302, 6098834), (3556, 5663203), (6223, 3236116), (6604, 3049417), (11557, 1742524), (12446, 1618058), (23114, 871262), (24892, 809029), (46228, 435631), (62233, 323596), (80899, 248932), (124466, 161798)]