18540844

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1327}}^1$

素因数の和:1837

約数の個数: 24

約数和(自身を含む): 37184000

約数和(自身を除く): 18643156

約数列:

[1, 2, 4, 7, 14, 28, 499, 998, 1327, 1996, 2654, 3493, 5308, 6986, 9289, 13972, 18578, 37156, 662173, 1324346, 2648692, 4635211, 9270422, 18540844]

約数ペア:

[(1, 18540844), (2, 9270422), (4, 4635211), (7, 2648692), (14, 1324346), (28, 662173), (499, 37156), (998, 18578), (1327, 13972), (1996, 9289), (2654, 6986), (3493, 5308)]