20917164

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{5569}}^1$

素因数の和:5889

約数の個数: 24

約数和(自身を含む): 48971440

約数和(自身を除く): 28054276

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 5569, 11138, 16707, 22276, 33414, 66828, 1743097, 3486194, 5229291, 6972388, 10458582, 20917164]

約数ペア:

[(1, 20917164), (2, 10458582), (3, 6972388), (4, 5229291), (6, 3486194), (12, 1743097), (313, 66828), (626, 33414), (939, 22276), (1252, 16707), (1878, 11138), (3756, 5569)]