20006315

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18439}}^1$

素因数の和:18482

約数の個数: 16

約数和(自身を含む): 28323840

約数和(自身を除く): 8317525

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 18439, 92195, 129073, 571609, 645365, 2858045, 4001263, 20006315]

約数ペア:

[(1, 20006315), (5, 4001263), (7, 2858045), (31, 645365), (35, 571609), (155, 129073), (217, 92195), (1085, 18439)]