20176917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{739}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 28416000

約数和(自身を除く): 8239083

約数列:

[1, 3, 19, 57, 479, 739, 1437, 2217, 9101, 14041, 27303, 42123, 353981, 1061943, 6725639, 20176917]

約数ペア:

[(1, 20176917), (3, 6725639), (19, 1061943), (57, 353981), (479, 42123), (739, 27303), (1437, 14041), (2217, 9101)]