19971032016

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{329947}}^1$

素因数の和:330068

約数の個数: 80

約数和(自身を含む): 56133393344

約数和(自身を除く): 36162361328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 97, 104, 156, 194, 208, 291, 312, 388, 582, 624, 776, 1164, 1261, 1552, 2328, 2522, 3783, 4656, 5044, 7566, 10088, 15132, 20176, 30264, 60528, 329947, 659894, 989841, 1319788, 1979682, 2639576, 3959364, 4289311, 5279152, 7918728, 8578622, 12867933, 15837456, 17157244, 25735866, 32004859, 34314488, 51471732, 64009718, 68628976, 96014577, 102943464, 128019436, 192029154, 205886928, 256038872, 384058308, 416063167, 512077744, 768116616, 832126334, 1248189501, 1536233232, 1664252668, 2496379002, 3328505336, 4992758004, 6657010672, 9985516008, 19971032016]

約数ペア:

[(1, 19971032016), (2, 9985516008), (3, 6657010672), (4, 4992758004), (6, 3328505336), (8, 2496379002), (12, 1664252668), (13, 1536233232), (16, 1248189501), (24, 832126334), (26, 768116616), (39, 512077744), (48, 416063167), (52, 384058308), (78, 256038872), (97, 205886928), (104, 192029154), (156, 128019436), (194, 102943464), (208, 96014577), (291, 68628976), (312, 64009718), (388, 51471732), (582, 34314488), (624, 32004859), (776, 25735866), (1164, 17157244), (1261, 15837456), (1552, 12867933), (2328, 8578622), (2522, 7918728), (3783, 5279152), (4656, 4289311), (5044, 3959364), (7566, 2639576), (10088, 1979682), (15132, 1319788), (20176, 989841), (30264, 659894), (60528, 329947)]