20124591

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3967}}^1$

素因数の和:4078

約数の個数: 16

約数和(自身を含む): 28569600

約数和(自身を除く): 8445009

約数列:

[1, 3, 19, 57, 89, 267, 1691, 3967, 5073, 11901, 75373, 226119, 353063, 1059189, 6708197, 20124591]

約数ペア:

[(1, 20124591), (3, 6708197), (19, 1059189), (57, 353063), (89, 226119), (267, 75373), (1691, 11901), (3967, 5073)]