20237774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5273}}^1$

素因数の和:5395

約数の個数: 16

約数和(自身を含む): 32276880

約数和(自身を除く): 12039106

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 5273, 10546, 100187, 200374, 532573, 1065146, 10118887, 20237774]

約数ペア:

[(1, 20237774), (2, 10118887), (19, 1065146), (38, 532573), (101, 200374), (202, 100187), (1919, 10546), (3838, 5273)]