18354945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5685

約数の個数: 32

約数和(自身を含む): 34652160

約数和(自身を除く): 16297215

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 5639, 16917, 28195, 39473, 84585, 118419, 174809, 197365, 524427, 592095, 874045, 1223663, 2622135, 3670989, 6118315, 18354945]

約数ペア:

[(1, 18354945), (3, 6118315), (5, 3670989), (7, 2622135), (15, 1223663), (21, 874045), (31, 592095), (35, 524427), (93, 197365), (105, 174809), (155, 118419), (217, 84585), (465, 39473), (651, 28195), (1085, 16917), (3255, 5639)]