16955180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77069}}^1$

素因数の和:77089

約数の個数: 24

約数和(自身を含む): 38843280

約数和(自身を除く): 21888100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 77069, 154138, 308276, 385345, 770690, 847759, 1541380, 1695518, 3391036, 4238795, 8477590, 16955180]

約数ペア:

[(1, 16955180), (2, 8477590), (4, 4238795), (5, 3391036), (10, 1695518), (11, 1541380), (20, 847759), (22, 770690), (44, 385345), (55, 308276), (110, 154138), (220, 77069)]