19974526209

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{38453}}^1$

素因数の和:38540

約数の個数: 60

約数和(自身を含む): 33417371988

約数和(自身を除く): 13442845779

約数列:

[1, 3, 9, 11, 27, 33, 53, 81, 99, 121, 159, 297, 363, 477, 583, 891, 1089, 1431, 1749, 3267, 4293, 5247, 6413, 9801, 15741, 19239, 38453, 47223, 57717, 115359, 173151, 346077, 422983, 519453, 1038231, 1268949, 2038009, 3114693, 3806847, 4652813, 6114027, 11420541, 13958439, 18342081, 22418099, 34261623, 41875317, 55026243, 67254297, 125625951, 165078729, 201762891, 246599089, 376877853, 605288673, 739797267, 1815866019, 2219391801, 6658175403, 19974526209]

約数ペア:

[(1, 19974526209), (3, 6658175403), (9, 2219391801), (11, 1815866019), (27, 739797267), (33, 605288673), (53, 376877853), (81, 246599089), (99, 201762891), (121, 165078729), (159, 125625951), (297, 67254297), (363, 55026243), (477, 41875317), (583, 34261623), (891, 22418099), (1089, 18342081), (1431, 13958439), (1749, 11420541), (3267, 6114027), (4293, 4652813), (5247, 3806847), (6413, 3114693), (9801, 2038009), (15741, 1268949), (19239, 1038231), (38453, 519453), (47223, 422983), (57717, 346077), (115359, 173151)]