20754671

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7583}}^1$

素因数の和:7630

約数の個数: 16

約数和(自身を含む): 26210304

約数和(自身を除く): 5455633

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7583, 53081, 128911, 174409, 902377, 1220863, 2964953, 20754671]

約数ペア:

[(1, 20754671), (7, 2964953), (17, 1220863), (23, 902377), (119, 174409), (161, 128911), (391, 53081), (2737, 7583)]