19697636

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3571}}^1$

素因数の和:3779

約数の個数: 24

約数和(自身を含む): 39606336

約数和(自身を除く): 19908700

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 3571, 5516, 7142, 14284, 24997, 49994, 99988, 703487, 1406974, 2813948, 4924409, 9848818, 19697636]

約数ペア:

[(1, 19697636), (2, 9848818), (4, 4924409), (7, 2813948), (14, 1406974), (28, 703487), (197, 99988), (394, 49994), (788, 24997), (1379, 14284), (2758, 7142), (3571, 5516)]