19397864

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{7649}}^1$

素因数の和:7972

約数の個数: 16

約数和(自身を含む): 36490500

約数和(自身を除く): 17092636

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 7649, 15298, 30596, 61192, 2424733, 4849466, 9698932, 19397864]

約数ペア:

[(1, 19397864), (2, 9698932), (4, 4849466), (8, 2424733), (317, 61192), (634, 30596), (1268, 15298), (2536, 7649)]