18740137

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4463}}^1$

素因数の和:4512

約数の個数: 16

約数和(自身を含む): 22498560

約数和(自身を除く): 3758423

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 4463, 58019, 75871, 84797, 986323, 1102361, 1441549, 18740137]

約数ペア:

[(1, 18740137), (13, 1441549), (17, 1102361), (19, 986323), (221, 84797), (247, 75871), (323, 58019), (4199, 4463)]