19918788

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{35317}}^1$

素因数の和:35371

約数の個数: 24

約数和(自身を含む): 47467392

約数和(自身を除く): 27548604

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 35317, 70634, 105951, 141268, 211902, 423804, 1659899, 3319798, 4979697, 6639596, 9959394, 19918788]

約数ペア:

[(1, 19918788), (2, 9959394), (3, 6639596), (4, 4979697), (6, 3319798), (12, 1659899), (47, 423804), (94, 211902), (141, 141268), (188, 105951), (282, 70634), (564, 35317)]