20314945

素因数分解:

$5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1831}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 27963648

約数和(自身を除く): 7648703

約数列:

[1, 5, 7, 35, 317, 1585, 1831, 2219, 9155, 11095, 12817, 64085, 580427, 2902135, 4062989, 20314945]

約数ペア:

[(1, 20314945), (5, 4062989), (7, 2902135), (35, 580427), (317, 64085), (1585, 12817), (1831, 11095), (2219, 9155)]