64929916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{2039}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 119952000

約数和(自身を除く): 55022084

約数列:

[1, 2, 4, 19, 38, 76, 419, 838, 1676, 2039, 4078, 7961, 8156, 15922, 31844, 38741, 77482, 154964, 854341, 1708682, 3417364, 16232479, 32464958, 64929916]

約数ペア:

[(1, 64929916), (2, 32464958), (4, 16232479), (19, 3417364), (38, 1708682), (76, 854341), (419, 154964), (838, 77482), (1676, 38741), (2039, 31844), (4078, 15922), (7961, 8156)]