638528044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2073143}}^1$

素因数の和:2073165

約数の個数: 24

約数和(自身を含む): 1393152768

約数和(自身を除く): 754624724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2073143, 4146286, 8292572, 14512001, 22804573, 29024002, 45609146, 58048004, 91218292, 159632011, 319264022, 638528044]

約数ペア:

[(1, 638528044), (2, 319264022), (4, 159632011), (7, 91218292), (11, 58048004), (14, 45609146), (22, 29024002), (28, 22804573), (44, 14512001), (77, 8292572), (154, 4146286), (308, 2073143)]