19946872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{226669}}^1$

素因数の和:226686

約数の個数: 16

約数和(自身を含む): 40800600

約数和(自身を除く): 20853728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 226669, 453338, 906676, 1813352, 2493359, 4986718, 9973436, 19946872]

約数ペア:

[(1, 19946872), (2, 9973436), (4, 4986718), (8, 2493359), (11, 1813352), (22, 906676), (44, 453338), (88, 226669)]