20737906

素因数分解:

$2^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1831}}^1$

素因数の和:2649

約数の個数: 16

約数和(自身を含む): 35614080

約数和(自身を除く): 14876174

約数列:

[1, 2, 7, 14, 809, 1618, 1831, 3662, 5663, 11326, 12817, 25634, 1481279, 2962558, 10368953, 20737906]

約数ペア:

[(1, 20737906), (2, 10368953), (7, 2962558), (14, 1481279), (809, 25634), (1618, 12817), (1831, 11326), (3662, 5663)]