20831756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8933}}^1$

素因数の和:9001

約数の個数: 24

約数和(自身を含む): 40524624

約数和(自身を除く): 19692868

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8933, 17866, 35732, 98263, 196526, 393052, 473449, 946898, 1893796, 5207939, 10415878, 20831756]

約数ペア:

[(1, 20831756), (2, 10415878), (4, 5207939), (11, 1893796), (22, 946898), (44, 473449), (53, 393052), (106, 196526), (212, 98263), (583, 35732), (1166, 17866), (2332, 8933)]