12398742

素因数分解:

$2^1\times 3^2\times {\mathrm{821}}^1\times {\mathrm{839}}^1$

素因数の和:1668

約数の個数: 24

約数和(自身を含む): 26928720

約数和(自身を除く): 14529978

約数列:

[1, 2, 3, 6, 9, 18, 821, 839, 1642, 1678, 2463, 2517, 4926, 5034, 7389, 7551, 14778, 15102, 688819, 1377638, 2066457, 4132914, 6199371, 12398742]

約数ペア:

[(1, 12398742), (2, 6199371), (3, 4132914), (6, 2066457), (9, 1377638), (18, 688819), (821, 15102), (839, 14778), (1642, 7551), (1678, 7389), (2463, 5034), (2517, 4926)]