18411081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 27498240

約数和(自身を除く): 9087159

約数列:

[1, 3, 13, 39, 61, 71, 109, 183, 213, 327, 793, 923, 1417, 2379, 2769, 4251, 4331, 6649, 7739, 12993, 19947, 23217, 56303, 86437, 100607, 168909, 259311, 301821, 472079, 1416237, 6137027, 18411081]

約数ペア:

[(1, 18411081), (3, 6137027), (13, 1416237), (39, 472079), (61, 301821), (71, 259311), (109, 168909), (183, 100607), (213, 86437), (327, 56303), (793, 23217), (923, 19947), (1417, 12993), (2379, 7739), (2769, 6649), (4251, 4331)]