18646768

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5741}}^1$

素因数の和:5785

約数の個数: 40

約数和(自身を含む): 42720480

約数和(自身を除く): 24073712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 5741, 11482, 22964, 40187, 45928, 80374, 91856, 160748, 166489, 321496, 332978, 642992, 665956, 1165423, 1331912, 2330846, 2663824, 4661692, 9323384, 18646768]

約数ペア:

[(1, 18646768), (2, 9323384), (4, 4661692), (7, 2663824), (8, 2330846), (14, 1331912), (16, 1165423), (28, 665956), (29, 642992), (56, 332978), (58, 321496), (112, 166489), (116, 160748), (203, 91856), (232, 80374), (406, 45928), (464, 40187), (812, 22964), (1624, 11482), (3248, 5741)]