18761950504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{44819}}^1$

素因数の和:44974

約数の個数: 64

約数和(自身を含む): 39498969600

約数和(自身を除く): 20737019096

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 71, 88, 134, 142, 268, 284, 536, 568, 737, 781, 1474, 1562, 2948, 3124, 4757, 5896, 6248, 9514, 19028, 38056, 44819, 52327, 89638, 104654, 179276, 209308, 358552, 418616, 493009, 986018, 1972036, 3002873, 3182149, 3944072, 6005746, 6364298, 12011492, 12728596, 24022984, 25457192, 33031603, 35003639, 66063206, 70007278, 132126412, 140014556, 213203983, 264252824, 280029112, 426407966, 852815932, 1705631864, 2345243813, 4690487626, 9380975252, 18761950504]

約数ペア:

[(1, 18761950504), (2, 9380975252), (4, 4690487626), (8, 2345243813), (11, 1705631864), (22, 852815932), (44, 426407966), (67, 280029112), (71, 264252824), (88, 213203983), (134, 140014556), (142, 132126412), (268, 70007278), (284, 66063206), (536, 35003639), (568, 33031603), (737, 25457192), (781, 24022984), (1474, 12728596), (1562, 12011492), (2948, 6364298), (3124, 6005746), (4757, 3944072), (5896, 3182149), (6248, 3002873), (9514, 1972036), (19028, 986018), (38056, 493009), (44819, 418616), (52327, 358552), (89638, 209308), (104654, 179276)]