18740085

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13729}}^1$

素因数の和:13757

約数の個数: 32

約数和(自身を含む): 36906240

約数和(自身を除く): 18166155

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 13729, 41187, 68645, 96103, 178477, 205935, 288309, 480515, 535431, 892385, 1249339, 1441545, 2677155, 3748017, 6246695, 18740085]

約数ペア:

[(1, 18740085), (3, 6246695), (5, 3748017), (7, 2677155), (13, 1441545), (15, 1249339), (21, 892385), (35, 535431), (39, 480515), (65, 288309), (91, 205935), (105, 178477), (195, 96103), (273, 68645), (455, 41187), (1365, 13729)]