20177687779

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{45439}}^1$

素因数の和:45954

約数の個数: 16

約数和(自身を含む): 21593088000

約数和(自身を除く): 1415400221

約数列:

[1, 23, 43, 449, 989, 10327, 19307, 45439, 444061, 1045097, 1953877, 20402111, 44939171, 469248553, 877290773, 20177687779]

約数ペア:

[(1, 20177687779), (23, 877290773), (43, 469248553), (449, 44939171), (989, 20402111), (10327, 1953877), (19307, 1045097), (45439, 444061)]