20180280812

素因数分解:

$2^2\times {\mathrm{1181}}^1\times {\mathrm{1999}}^1\times {\mathrm{2137}}^1$

素因数の和:5321

約数の個数: 24

約数和(自身を含む): 35379624000

約数和(自身を除く): 15199343188

約数列:

[1, 2, 4, 1181, 1999, 2137, 2362, 3998, 4274, 4724, 7996, 8548, 2360819, 2523797, 4271863, 4721638, 5047594, 8543726, 9443276, 10095188, 17087452, 5045070203, 10090140406, 20180280812]

約数ペア:

[(1, 20180280812), (2, 10090140406), (4, 5045070203), (1181, 17087452), (1999, 10095188), (2137, 9443276), (2362, 8543726), (3998, 5047594), (4274, 4721638), (4724, 4271863), (7996, 2523797), (8548, 2360819)]