25667746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 18361694

約数列:

[1, 2, 13, 19, 26, 38, 223, 233, 247, 446, 466, 494, 2899, 3029, 4237, 4427, 5798, 6058, 8474, 8854, 51959, 55081, 57551, 103918, 110162, 115102, 675467, 987221, 1350934, 1974442, 12833873, 25667746]

約数ペア:

[(1, 25667746), (2, 12833873), (13, 1974442), (19, 1350934), (26, 987221), (38, 675467), (223, 115102), (233, 110162), (247, 103918), (446, 57551), (466, 55081), (494, 51959), (2899, 8854), (3029, 8474), (4237, 6058), (4427, 5798)]