26823472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{128959}}^1$

素因数の和:128980

約数の個数: 20

約数和(自身を含む): 55968640

約数和(自身を除く): 29145168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 128959, 257918, 515836, 1031672, 1676467, 2063344, 3352934, 6705868, 13411736, 26823472]

約数ペア:

[(1, 26823472), (2, 13411736), (4, 6705868), (8, 3352934), (13, 2063344), (16, 1676467), (26, 1031672), (52, 515836), (104, 257918), (208, 128959)]