18966798

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 80

約数和(自身を含む): 46103904

約数和(自身を除く): 27137106

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 71, 81, 97, 102, 142, 153, 162, 194, 213, 291, 306, 426, 459, 582, 639, 873, 918, 1207, 1278, 1377, 1649, 1746, 1917, 2414, 2619, 2754, 3298, 3621, 3834, 4947, 5238, 5751, 6887, 7242, 7857, 9894, 10863, 11502, 13774, 14841, 15714, 20661, 21726, 29682, 32589, 41322, 44523, 61983, 65178, 89046, 97767, 117079, 123966, 133569, 185949, 195534, 234158, 267138, 351237, 371898, 557847, 702474, 1053711, 1115694, 2107422, 3161133, 6322266, 9483399, 18966798]

約数ペア:

[(1, 18966798), (2, 9483399), (3, 6322266), (6, 3161133), (9, 2107422), (17, 1115694), (18, 1053711), (27, 702474), (34, 557847), (51, 371898), (54, 351237), (71, 267138), (81, 234158), (97, 195534), (102, 185949), (142, 133569), (153, 123966), (162, 117079), (194, 97767), (213, 89046), (291, 65178), (306, 61983), (426, 44523), (459, 41322), (582, 32589), (639, 29682), (873, 21726), (918, 20661), (1207, 15714), (1278, 14841), (1377, 13774), (1649, 11502), (1746, 10863), (1917, 9894), (2414, 7857), (2619, 7242), (2754, 6887), (3298, 5751), (3621, 5238), (3834, 4947)]