17981238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2411}}^1$

素因数の和:2540

約数の個数: 32

約数和(自身を含む): 39595392

約数和(自身を除く): 21614154

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 113, 226, 339, 678, 1243, 2411, 2486, 3729, 4822, 7233, 7458, 14466, 26521, 53042, 79563, 159126, 272443, 544886, 817329, 1634658, 2996873, 5993746, 8990619, 17981238]

約数ペア:

[(1, 17981238), (2, 8990619), (3, 5993746), (6, 2996873), (11, 1634658), (22, 817329), (33, 544886), (66, 272443), (113, 159126), (226, 79563), (339, 53042), (678, 26521), (1243, 14466), (2411, 7458), (2486, 7233), (3729, 4822)]