20619248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99131}}^1$

素因数の和:99152

約数の個数: 20

約数和(自身を含む): 43023288

約数和(自身を除く): 22404040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99131, 198262, 396524, 793048, 1288703, 1586096, 2577406, 5154812, 10309624, 20619248]

約数ペア:

[(1, 20619248), (2, 10309624), (4, 5154812), (8, 2577406), (13, 1586096), (16, 1288703), (26, 793048), (52, 396524), (104, 198262), (208, 99131)]