18143474

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1171}}^1$

素因数の和:1361

約数の個数: 16

約数和(自身を含む): 27902976

約数和(自身を除く): 9759502

約数列:

[1, 2, 61, 122, 127, 254, 1171, 2342, 7747, 15494, 71431, 142862, 148717, 297434, 9071737, 18143474]

約数ペア:

[(1, 18143474), (2, 9071737), (61, 297434), (122, 148717), (127, 142862), (254, 71431), (1171, 15494), (2342, 7747)]