28205012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4679}}^1$

素因数の和:4831

約数の個数: 24

約数和(自身を含む): 54250560

約数和(自身を除く): 26045548

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 4679, 6028, 9358, 18716, 51469, 102938, 205876, 641023, 1282046, 2564092, 7051253, 14102506, 28205012]

約数ペア:

[(1, 28205012), (2, 14102506), (4, 7051253), (11, 2564092), (22, 1282046), (44, 641023), (137, 205876), (274, 102938), (548, 51469), (1507, 18716), (3014, 9358), (4679, 6028)]