196996986

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{643781}}^1$

素因数の和:643806

約数の個数: 24

約数和(自身を含む): 451934964

約数和(自身を除く): 254937978

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 643781, 1287562, 1931343, 3862686, 5794029, 10944277, 11588058, 21888554, 32832831, 65665662, 98498493, 196996986]

約数ペア:

[(1, 196996986), (2, 98498493), (3, 65665662), (6, 32832831), (9, 21888554), (17, 11588058), (18, 10944277), (34, 5794029), (51, 3862686), (102, 1931343), (153, 1287562), (306, 643781)]