220131856

素因数分解:

$2^4\times 7^1\times {\mathrm{1965463}}^1$

素因数の和:1965478

約数の個数: 20

約数和(自身を含む): 487435072

約数和(自身を除く): 267303216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1965463, 3930926, 7861852, 13758241, 15723704, 27516482, 31447408, 55032964, 110065928, 220131856]

約数ペア:

[(1, 220131856), (2, 110065928), (4, 55032964), (7, 31447408), (8, 27516482), (14, 15723704), (16, 13758241), (28, 7861852), (56, 3930926), (112, 1965463)]