18198544

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 26798576

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 91, 104, 112, 116, 182, 203, 208, 232, 364, 377, 406, 431, 464, 728, 754, 812, 862, 1456, 1508, 1624, 1724, 2639, 3016, 3017, 3248, 3448, 5278, 5603, 6032, 6034, 6896, 10556, 11206, 12068, 12499, 21112, 22412, 24136, 24998, 39221, 42224, 44824, 48272, 49996, 78442, 87493, 89648, 99992, 156884, 162487, 174986, 199984, 313768, 324974, 349972, 627536, 649948, 699944, 1137409, 1299896, 1399888, 2274818, 2599792, 4549636, 9099272, 18198544]

約数ペア:

[(1, 18198544), (2, 9099272), (4, 4549636), (7, 2599792), (8, 2274818), (13, 1399888), (14, 1299896), (16, 1137409), (26, 699944), (28, 649948), (29, 627536), (52, 349972), (56, 324974), (58, 313768), (91, 199984), (104, 174986), (112, 162487), (116, 156884), (182, 99992), (203, 89648), (208, 87493), (232, 78442), (364, 49996), (377, 48272), (406, 44824), (431, 42224), (464, 39221), (728, 24998), (754, 24136), (812, 22412), (862, 21112), (1456, 12499), (1508, 12068), (1624, 11206), (1724, 10556), (2639, 6896), (3016, 6034), (3017, 6032), (3248, 5603), (3448, 5278)]