19316460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7487}}^1$

素因数の和:7542

約数の個数: 48

約数和(自身を含む): 55351296

約数和(自身を除く): 36034836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7487, 14974, 22461, 29948, 37435, 44922, 74870, 89844, 112305, 149740, 224610, 321941, 449220, 643882, 965823, 1287764, 1609705, 1931646, 3219410, 3863292, 4829115, 6438820, 9658230, 19316460]

約数ペア:

[(1, 19316460), (2, 9658230), (3, 6438820), (4, 4829115), (5, 3863292), (6, 3219410), (10, 1931646), (12, 1609705), (15, 1287764), (20, 965823), (30, 643882), (43, 449220), (60, 321941), (86, 224610), (129, 149740), (172, 112305), (215, 89844), (258, 74870), (430, 44922), (516, 37435), (645, 29948), (860, 22461), (1290, 14974), (2580, 7487)]