12815926

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5309}}^1$

素因数の和:5399

約数の個数: 16

約数和(自身を含む): 20645280

約数和(自身を除く): 7829354

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 5309, 10618, 90253, 180506, 376939, 753878, 6407963, 12815926]

約数ペア:

[(1, 12815926), (2, 6407963), (17, 753878), (34, 376939), (71, 180506), (142, 90253), (1207, 10618), (2414, 5309)]