20792716

素因数分解:

$2^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1319}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 41690880

約数和(自身を除く): 20898164

約数列:

[1, 2, 4, 7, 14, 28, 563, 1126, 1319, 2252, 2638, 3941, 5276, 7882, 9233, 15764, 18466, 36932, 742597, 1485194, 2970388, 5198179, 10396358, 20792716]

約数ペア:

[(1, 20792716), (2, 10396358), (4, 5198179), (7, 2970388), (14, 1485194), (28, 742597), (563, 36932), (1126, 18466), (1319, 15764), (2252, 9233), (2638, 7882), (3941, 5276)]