2442778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 16

約数和(自身を含む): 4032000

約数和(自身を除く): 1589222

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 1999, 3998, 25987, 51974, 93953, 187906, 1221389, 2442778]

約数ペア:

[(1, 2442778), (2, 1221389), (13, 187906), (26, 93953), (47, 51974), (94, 25987), (611, 3998), (1222, 1999)]