20999704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1879}}^1$

素因数の和:2023

約数の個数: 32

約数和(自身を含む): 43315200

約数和(自身を除く): 22315496

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 127, 254, 508, 1016, 1397, 1879, 2794, 3758, 5588, 7516, 11176, 15032, 20669, 41338, 82676, 165352, 238633, 477266, 954532, 1909064, 2624963, 5249926, 10499852, 20999704]

約数ペア:

[(1, 20999704), (2, 10499852), (4, 5249926), (8, 2624963), (11, 1909064), (22, 954532), (44, 477266), (88, 238633), (127, 165352), (254, 82676), (508, 41338), (1016, 20669), (1397, 15032), (1879, 11176), (2794, 7516), (3758, 5588)]