26380978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{9851}}^1$

素因数の和:9969

約数の個数: 16

約数和(自身を含む): 43033536

約数和(自身を除く): 16652558

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 9851, 19702, 128063, 256126, 1014653, 2029306, 13190489, 26380978]

約数ペア:

[(1, 26380978), (2, 13190489), (13, 2029306), (26, 1014653), (103, 256126), (206, 128063), (1339, 19702), (2678, 9851)]