20171213878

素因数分解:

$2^1\times {\mathrm{673}}^1\times {\mathrm{1279}}^1\times {\mathrm{11717}}^1$

素因数の和:13671

約数の個数: 16

約数和(自身を含む): 30328058880

約数和(自身を除く): 10156845002

約数列:

[1, 2, 673, 1279, 1346, 2558, 11717, 23434, 860767, 1721534, 7885541, 14986043, 15771082, 29972086, 10085606939, 20171213878]

約数ペア:

[(1, 20171213878), (2, 10085606939), (673, 29972086), (1279, 15771082), (1346, 14986043), (2558, 7885541), (11717, 1721534), (23434, 860767)]