15890156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{499}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 29400000

約数和(自身を除く): 13509844

約数列:

[1, 2, 4, 19, 38, 76, 419, 499, 838, 998, 1676, 1996, 7961, 9481, 15922, 18962, 31844, 37924, 209081, 418162, 836324, 3972539, 7945078, 15890156]

約数ペア:

[(1, 15890156), (2, 7945078), (4, 3972539), (19, 836324), (38, 418162), (76, 209081), (419, 37924), (499, 31844), (838, 18962), (998, 15922), (1676, 9481), (1996, 7961)]