20994966

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68611}}^1$

素因数の和:68636

約数の個数: 24

約数和(自身を含む): 48165624

約数和(自身を除く): 27170658

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68611, 137222, 205833, 411666, 617499, 1166387, 1234998, 2332774, 3499161, 6998322, 10497483, 20994966]

約数ペア:

[(1, 20994966), (2, 10497483), (3, 6998322), (6, 3499161), (9, 2332774), (17, 1234998), (18, 1166387), (34, 617499), (51, 411666), (102, 205833), (153, 137222), (306, 68611)]