22000015

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 27387360

約数和(自身を除く): 5387345

約数列:

[1, 5, 37, 109, 185, 545, 1091, 4033, 5455, 20165, 40367, 118919, 201835, 594595, 4400003, 22000015]

約数ペア:

[(1, 22000015), (5, 4400003), (37, 594595), (109, 201835), (185, 118919), (545, 40367), (1091, 20165), (4033, 5455)]