19934465

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 24499200

約数和(自身を除く): 4564735

約数列:

[1, 5, 79, 109, 395, 463, 545, 2315, 8611, 36577, 43055, 50467, 182885, 252335, 3986893, 19934465]

約数ペア:

[(1, 19934465), (5, 3986893), (79, 252335), (109, 182885), (395, 50467), (463, 43055), (545, 36577), (2315, 8611)]