28381036

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 50571920

約数和(自身を除く): 22190884

約数列:

[1, 2, 4, 97, 193, 194, 379, 386, 388, 758, 772, 1516, 18721, 36763, 37442, 73147, 73526, 74884, 146294, 147052, 292588, 7095259, 14190518, 28381036]

約数ペア:

[(1, 28381036), (2, 14190518), (4, 7095259), (97, 292588), (193, 147052), (194, 146294), (379, 74884), (386, 73526), (388, 73147), (758, 37442), (772, 36763), (1516, 18721)]