18485550005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{66587}}^1\times {\mathrm{4271}}^1$

素因数の和:70876

約数の個数: 16

約数和(自身を含む): 23894970624

約数和(自身を除く): 5409420619

約数列:

[1, 5, 13, 65, 4271, 21355, 55523, 66587, 277615, 332935, 865631, 4328155, 284393077, 1421965385, 3697110001, 18485550005]

約数ペア:

[(1, 18485550005), (5, 3697110001), (13, 1421965385), (65, 284393077), (4271, 4328155), (21355, 865631), (55523, 332935), (66587, 277615)]