208740064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{501779}}^1$

素因数の和:501802

約数の個数: 24

約数和(自身を含む): 442569960

約数和(自身を除く): 233829896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 501779, 1003558, 2007116, 4014232, 6523127, 8028464, 13046254, 16056928, 26092508, 52185016, 104370032, 208740064]

約数ペア:

[(1, 208740064), (2, 104370032), (4, 52185016), (8, 26092508), (13, 16056928), (16, 13046254), (26, 8028464), (32, 6523127), (52, 4014232), (104, 2007116), (208, 1003558), (416, 501779)]