19866156

素因数分解:

$2^2\times 3^1\times {\mathrm{829}}^1\times {\mathrm{1997}}^1$

素因数の和:2833

約数の個数: 24

約数和(自身を含む): 46433520

約数和(自身を除く): 26567364

約数列:

[1, 2, 3, 4, 6, 12, 829, 1658, 1997, 2487, 3316, 3994, 4974, 5991, 7988, 9948, 11982, 23964, 1655513, 3311026, 4966539, 6622052, 9933078, 19866156]

約数ペア:

[(1, 19866156), (2, 9933078), (3, 6622052), (4, 4966539), (6, 3311026), (12, 1655513), (829, 23964), (1658, 11982), (1997, 9948), (2487, 7988), (3316, 5991), (3994, 4974)]