18395013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 30908416

約数和(自身を除く): 12513403

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1567, 1677, 3913, 4701, 10969, 11739, 20371, 32907, 61113, 67381, 142597, 202143, 427791, 471667, 875953, 1415001, 2627859, 6131671, 18395013]

約数ペア:

[(1, 18395013), (3, 6131671), (7, 2627859), (13, 1415001), (21, 875953), (39, 471667), (43, 427791), (91, 202143), (129, 142597), (273, 67381), (301, 61113), (559, 32907), (903, 20371), (1567, 11739), (1677, 10969), (3913, 4701)]