19377802

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{863}}^1$

素因数の和:1077

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 10274678

約数列:

[1, 2, 103, 109, 206, 218, 863, 1726, 11227, 22454, 88889, 94067, 177778, 188134, 9688901, 19377802]

約数ペア:

[(1, 19377802), (2, 9688901), (103, 188134), (109, 177778), (206, 94067), (218, 88889), (863, 22454), (1726, 11227)]