18816642

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:947

約数の個数: 48

約数和(自身を含む): 44411640

約数和(自身を除く): 25594998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 97, 117, 194, 234, 291, 582, 829, 873, 1261, 1658, 1746, 2487, 2522, 3783, 4974, 7461, 7566, 10777, 11349, 14922, 21554, 22698, 32331, 64662, 80413, 96993, 160826, 193986, 241239, 482478, 723717, 1045369, 1447434, 2090738, 3136107, 6272214, 9408321, 18816642]

約数ペア:

[(1, 18816642), (2, 9408321), (3, 6272214), (6, 3136107), (9, 2090738), (13, 1447434), (18, 1045369), (26, 723717), (39, 482478), (78, 241239), (97, 193986), (117, 160826), (194, 96993), (234, 80413), (291, 64662), (582, 32331), (829, 22698), (873, 21554), (1261, 14922), (1658, 11349), (1746, 10777), (2487, 7566), (2522, 7461), (3783, 4974)]