18338724

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:372

約数の個数: 84

約数和(自身を含む): 50802640

約数和(自身を除く): 32463916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 331, 342, 486, 513, 662, 684, 729, 972, 993, 1026, 1324, 1458, 1539, 1986, 2052, 2916, 2979, 3078, 3972, 4617, 5958, 6156, 6289, 8937, 9234, 11916, 12578, 13851, 17874, 18468, 18867, 25156, 26811, 27702, 35748, 37734, 53622, 55404, 56601, 75468, 80433, 107244, 113202, 160866, 169803, 226404, 241299, 321732, 339606, 482598, 509409, 679212, 965196, 1018818, 1528227, 2037636, 3056454, 4584681, 6112908, 9169362, 18338724]

約数ペア:

[(1, 18338724), (2, 9169362), (3, 6112908), (4, 4584681), (6, 3056454), (9, 2037636), (12, 1528227), (18, 1018818), (19, 965196), (27, 679212), (36, 509409), (38, 482598), (54, 339606), (57, 321732), (76, 241299), (81, 226404), (108, 169803), (114, 160866), (162, 113202), (171, 107244), (228, 80433), (243, 75468), (324, 56601), (331, 55404), (342, 53622), (486, 37734), (513, 35748), (662, 27702), (684, 26811), (729, 25156), (972, 18867), (993, 18468), (1026, 17874), (1324, 13851), (1458, 12578), (1539, 11916), (1986, 9234), (2052, 8937), (2916, 6289), (2979, 6156), (3078, 5958), (3972, 4617)]