18744284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5077}}^1$

素因数の和:5165

約数の個数: 24

約数和(自身を含む): 35830368

約数和(自身を除く): 17086084

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5077, 10154, 20308, 66001, 132002, 264004, 360467, 720934, 1441868, 4686071, 9372142, 18744284]

約数ペア:

[(1, 18744284), (2, 9372142), (4, 4686071), (13, 1441868), (26, 720934), (52, 360467), (71, 264004), (142, 132002), (284, 66001), (923, 20308), (1846, 10154), (3692, 5077)]