18205418

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{977}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 34363008

約数和(自身を除く): 16157590

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 977, 1331, 1694, 1954, 2662, 6839, 9317, 10747, 13678, 18634, 21494, 75229, 118217, 150458, 236434, 827519, 1300387, 1655038, 2600774, 9102709, 18205418]

約数ペア:

[(1, 18205418), (2, 9102709), (7, 2600774), (11, 1655038), (14, 1300387), (22, 827519), (77, 236434), (121, 150458), (154, 118217), (242, 75229), (847, 21494), (977, 18634), (1331, 13678), (1694, 10747), (1954, 9317), (2662, 6839)]