22215778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 37965312

約数和(自身を除く): 15749534

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 641, 806, 1118, 1282, 1333, 2666, 8333, 16666, 17329, 19871, 27563, 34658, 39742, 55126, 258323, 358319, 516646, 716638, 854453, 1708906, 11107889, 22215778]

約数ペア:

[(1, 22215778), (2, 11107889), (13, 1708906), (26, 854453), (31, 716638), (43, 516646), (62, 358319), (86, 258323), (403, 55126), (559, 39742), (641, 34658), (806, 27563), (1118, 19871), (1282, 17329), (1333, 16666), (2666, 8333)]