18998746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38459}}^1$

素因数の和:38493

約数の個数: 16

約数和(自身を含む): 32306400

約数和(自身を除く): 13307654

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 38459, 76918, 499967, 730721, 999934, 1461442, 9499373, 18998746]

約数ペア:

[(1, 18998746), (2, 9499373), (13, 1461442), (19, 999934), (26, 730721), (38, 499967), (247, 76918), (494, 38459)]