208759612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{11789}}^1$

素因数の和:12045

約数の個数: 24

約数和(自身を含む): 386240400

約数和(自身を除く): 177480788

約数列:

[1, 2, 4, 19, 38, 76, 233, 466, 932, 4427, 8854, 11789, 17708, 23578, 47156, 223991, 447982, 895964, 2746837, 5493674, 10987348, 52189903, 104379806, 208759612]

約数ペア:

[(1, 208759612), (2, 104379806), (4, 52189903), (19, 10987348), (38, 5493674), (76, 2746837), (233, 895964), (466, 447982), (932, 223991), (4427, 47156), (8854, 23578), (11789, 17708)]