20353228

素因数分解:

$2^2\times 7^2\times {\mathrm{103843}}^1$

素因数の和:103861

約数の個数: 18

約数和(自身を含む): 41433756

約数和(自身を除く): 21080528

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 103843, 207686, 415372, 726901, 1453802, 2907604, 5088307, 10176614, 20353228]

約数ペア:

[(1, 20353228), (2, 10176614), (4, 5088307), (7, 2907604), (14, 1453802), (28, 726901), (49, 415372), (98, 207686), (196, 103843)]