20199786279

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{10987}}^1$

素因数の和:11447

約数の個数: 32

約数和(自身を含む): 28404946944

約数和(自身を除く): 8205160665

約数列:

[1, 3, 31, 53, 93, 159, 373, 1119, 1643, 4929, 10987, 11563, 19769, 32961, 34689, 59307, 340597, 582311, 612839, 1021791, 1746933, 1838517, 4098151, 12294453, 18051641, 54154923, 127042681, 217202003, 381128043, 651606009, 6733262093, 20199786279]

約数ペア:

[(1, 20199786279), (3, 6733262093), (31, 651606009), (53, 381128043), (93, 217202003), (159, 127042681), (373, 54154923), (1119, 18051641), (1643, 12294453), (4929, 4098151), (10987, 1838517), (11563, 1746933), (19769, 1021791), (32961, 612839), (34689, 582311), (59307, 340597)]