1138862284

素因数分解:

$2^2\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{20347}}^1$

素因数の和:22357

約数の個数: 24

約数和(自身を含む): 2278976000

約数和(自身を除く): 1140113716

約数列:

[1, 2, 4, 7, 14, 28, 1999, 3998, 7996, 13993, 20347, 27986, 40694, 55972, 81388, 142429, 284858, 569716, 40673653, 81347306, 162694612, 284715571, 569431142, 1138862284]

約数ペア:

[(1, 1138862284), (2, 569431142), (4, 284715571), (7, 162694612), (14, 81347306), (28, 40673653), (1999, 569716), (3998, 284858), (7996, 142429), (13993, 81388), (20347, 55972), (27986, 40694)]