19859540

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{3389}}^1$

素因数の和:3691

約数の個数: 24

約数和(自身を含む): 41859720

約数和(自身を除く): 22000180

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 3389, 5860, 6778, 13556, 16945, 33890, 67780, 992977, 1985954, 3971908, 4964885, 9929770, 19859540]

約数ペア:

[(1, 19859540), (2, 9929770), (4, 4964885), (5, 3971908), (10, 1985954), (20, 992977), (293, 67780), (586, 33890), (1172, 16945), (1465, 13556), (2930, 6778), (3389, 5860)]