19965922

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 34490880

約数和(自身を除く): 14524958

約数列:

[1, 2, 17, 19, 31, 34, 38, 62, 323, 527, 589, 646, 997, 1054, 1178, 1994, 10013, 16949, 18943, 20026, 30907, 33898, 37886, 61814, 322031, 525419, 587233, 644062, 1050838, 1174466, 9982961, 19965922]

約数ペア:

[(1, 19965922), (2, 9982961), (17, 1174466), (19, 1050838), (31, 644062), (34, 587233), (38, 525419), (62, 322031), (323, 61814), (527, 37886), (589, 33898), (646, 30907), (997, 20026), (1054, 18943), (1178, 16949), (1994, 10013)]