18423664

素因数分解:

$2^4\times 7^1\times {\mathrm{271}}^1\times {\mathrm{607}}^1$

素因数の和:893

約数の個数: 40

約数和(自身を含む): 41013248

約数和(自身を除く): 22589584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271, 542, 607, 1084, 1214, 1897, 2168, 2428, 3794, 4249, 4336, 4856, 7588, 8498, 9712, 15176, 16996, 30352, 33992, 67984, 164497, 328994, 657988, 1151479, 1315976, 2302958, 2631952, 4605916, 9211832, 18423664]

約数ペア:

[(1, 18423664), (2, 9211832), (4, 4605916), (7, 2631952), (8, 2302958), (14, 1315976), (16, 1151479), (28, 657988), (56, 328994), (112, 164497), (271, 67984), (542, 33992), (607, 30352), (1084, 16996), (1214, 15176), (1897, 9712), (2168, 8498), (2428, 7588), (3794, 4856), (4249, 4336)]