20850004

素因数分解:

$2^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{2029}}^1$

素因数の和:2407

約数の個数: 24

約数和(自身を含む): 41834240

約数和(自身を除く): 20984236

約数列:

[1, 2, 4, 7, 14, 28, 367, 734, 1468, 2029, 2569, 4058, 5138, 8116, 10276, 14203, 28406, 56812, 744643, 1489286, 2978572, 5212501, 10425002, 20850004]

約数ペア:

[(1, 20850004), (2, 10425002), (4, 5212501), (7, 2978572), (14, 1489286), (28, 744643), (367, 56812), (734, 28406), (1468, 14203), (2029, 10276), (2569, 8116), (4058, 5138)]