19786278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1548

約数の個数: 32

約数和(自身を含む): 41285376

約数和(自身を除く): 21499098

約数列:

[1, 2, 3, 6, 43, 53, 86, 106, 129, 159, 258, 318, 1447, 2279, 2894, 4341, 4558, 6837, 8682, 13674, 62221, 76691, 124442, 153382, 186663, 230073, 373326, 460146, 3297713, 6595426, 9893139, 19786278]

約数ペア:

[(1, 19786278), (2, 9893139), (3, 6595426), (6, 3297713), (43, 460146), (53, 373326), (86, 230073), (106, 186663), (129, 153382), (159, 124442), (258, 76691), (318, 62221), (1447, 13674), (2279, 8682), (2894, 6837), (4341, 4558)]