1955558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:979

約数の個数: 16

約数和(自身を含む): 3234816

約数和(自身を除く): 1279258

約数列:

[1, 2, 11, 22, 103, 206, 863, 1133, 1726, 2266, 9493, 18986, 88889, 177778, 977779, 1955558]

約数ペア:

[(1, 1955558), (2, 977779), (11, 177778), (22, 88889), (103, 18986), (206, 9493), (863, 2266), (1133, 1726)]