18898898

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1597}}^1$

素因数の和:1757

約数の個数: 16

約数和(自身を含む): 29128344

約数和(自身を除く): 10229446

約数列:

[1, 2, 61, 97, 122, 194, 1597, 3194, 5917, 11834, 97417, 154909, 194834, 309818, 9449449, 18898898]

約数ペア:

[(1, 18898898), (2, 9449449), (61, 309818), (97, 194834), (122, 154909), (194, 97417), (1597, 11834), (3194, 5917)]