54491216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{261977}}^1$

素因数の和:261998

約数の個数: 20

約数和(自身を含む): 113698452

約数和(自身を除く): 59207236

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 261977, 523954, 1047908, 2095816, 3405701, 4191632, 6811402, 13622804, 27245608, 54491216]

約数ペア:

[(1, 54491216), (2, 27245608), (4, 13622804), (8, 6811402), (13, 4191632), (16, 3405701), (26, 2095816), (52, 1047908), (104, 523954), (208, 261977)]