2017886836

素因数分解:

$2^2\times 7^4\times {\mathrm{210109}}^1$

素因数の和:210141

約数の個数: 30

約数和(自身を含む): 4119626770

約数和(自身を除く): 2101739934

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 210109, 420218, 840436, 1470763, 2941526, 5883052, 10295341, 20590682, 41181364, 72067387, 144134774, 288269548, 504471709, 1008943418, 2017886836]

約数ペア:

[(1, 2017886836), (2, 1008943418), (4, 504471709), (7, 288269548), (14, 144134774), (28, 72067387), (49, 41181364), (98, 20590682), (196, 10295341), (343, 5883052), (686, 2941526), (1372, 1470763), (2401, 840436), (4802, 420218), (9604, 210109)]