201326894612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^2\times {\mathrm{12241}}^1$

素因数の和:12481

約数の個数: 72

約数和(自身を含む): 391052571840

約数和(自身を除く): 189725677228

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 97, 194, 388, 437, 874, 1748, 1843, 2231, 3686, 4462, 7372, 8924, 9409, 12241, 18818, 24482, 37636, 42389, 48964, 84778, 169556, 178771, 216407, 232579, 281543, 357542, 432814, 465158, 563086, 715084, 865628, 930316, 1126172, 1187377, 2374754, 4111733, 4749508, 5349317, 8223466, 10698634, 16446932, 21397268, 22560163, 27309671, 45120326, 54619342, 90240652, 109238684, 115175569, 230351138, 460702276, 518883749, 1037767498, 2075534996, 2188335811, 2649038087, 4376671622, 5298076174, 8753343244, 10596152348, 50331723653, 100663447306, 201326894612]

約数ペア:

[(1, 201326894612), (2, 100663447306), (4, 50331723653), (19, 10596152348), (23, 8753343244), (38, 5298076174), (46, 4376671622), (76, 2649038087), (92, 2188335811), (97, 2075534996), (194, 1037767498), (388, 518883749), (437, 460702276), (874, 230351138), (1748, 115175569), (1843, 109238684), (2231, 90240652), (3686, 54619342), (4462, 45120326), (7372, 27309671), (8924, 22560163), (9409, 21397268), (12241, 16446932), (18818, 10698634), (24482, 8223466), (37636, 5349317), (42389, 4749508), (48964, 4111733), (84778, 2374754), (169556, 1187377), (178771, 1126172), (216407, 930316), (232579, 865628), (281543, 715084), (357542, 563086), (432814, 465158)]