20658420504

素因数分解:

$2^3\times 3^2\times {\mathrm{307}}^1\times {\mathrm{523}}^1\times {\mathrm{1787}}^1$

素因数の和:2629

約数の個数: 96

約数和(自身を含む): 56270934720

約数和(自身を除く): 35612514216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 307, 523, 614, 921, 1046, 1228, 1569, 1787, 1842, 2092, 2456, 2763, 3138, 3574, 3684, 4184, 4707, 5361, 5526, 6276, 7148, 7368, 9414, 10722, 11052, 12552, 14296, 16083, 18828, 21444, 22104, 32166, 37656, 42888, 64332, 128664, 160561, 321122, 481683, 548609, 642244, 934601, 963366, 1097218, 1284488, 1445049, 1645827, 1869202, 1926732, 2194436, 2803803, 2890098, 3291654, 3738404, 3853464, 4388872, 4937481, 5607606, 5780196, 6583308, 7476808, 8411409, 9874962, 11215212, 11560392, 13166616, 16822818, 19749924, 22430424, 33645636, 39499848, 67291272, 286922507, 573845014, 860767521, 1147690028, 1721535042, 2295380056, 2582302563, 3443070084, 5164605126, 6886140168, 10329210252, 20658420504]

約数ペア:

[(1, 20658420504), (2, 10329210252), (3, 6886140168), (4, 5164605126), (6, 3443070084), (8, 2582302563), (9, 2295380056), (12, 1721535042), (18, 1147690028), (24, 860767521), (36, 573845014), (72, 286922507), (307, 67291272), (523, 39499848), (614, 33645636), (921, 22430424), (1046, 19749924), (1228, 16822818), (1569, 13166616), (1787, 11560392), (1842, 11215212), (2092, 9874962), (2456, 8411409), (2763, 7476808), (3138, 6583308), (3574, 5780196), (3684, 5607606), (4184, 4937481), (4707, 4388872), (5361, 3853464), (5526, 3738404), (6276, 3291654), (7148, 2890098), (7368, 2803803), (9414, 2194436), (10722, 1926732), (11052, 1869202), (12552, 1645827), (14296, 1445049), (16083, 1284488), (18828, 1097218), (21444, 963366), (22104, 934601), (32166, 642244), (37656, 548609), (42888, 481683), (64332, 321122), (128664, 160561)]