19194145

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 23482368

約数和(自身を除く): 4288223

約数列:

[1, 5, 127, 167, 181, 635, 835, 905, 21209, 22987, 30227, 106045, 114935, 151135, 3838829, 19194145]

約数ペア:

[(1, 19194145), (5, 3838829), (127, 151135), (167, 114935), (181, 106045), (635, 30227), (835, 22987), (905, 21209)]