2018045420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2461031}}^1$

素因数の和:2461081

約数の個数: 24

約数和(自身を含む): 4341260448

約数和(自身を除く): 2323215028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2461031, 4922062, 9844124, 12305155, 24610310, 49220620, 100902271, 201804542, 403609084, 504511355, 1009022710, 2018045420]

約数ペア:

[(1, 2018045420), (2, 1009022710), (4, 504511355), (5, 403609084), (10, 201804542), (20, 100902271), (41, 49220620), (82, 24610310), (164, 12305155), (205, 9844124), (410, 4922062), (820, 2461031)]