19932172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{653}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 37686096

約数和(自身を除く): 17753924

約数列:

[1, 2, 4, 13, 26, 52, 587, 653, 1174, 1306, 2348, 2612, 7631, 8489, 15262, 16978, 30524, 33956, 383311, 766622, 1533244, 4983043, 9966086, 19932172]

約数ペア:

[(1, 19932172), (2, 9966086), (4, 4983043), (13, 1533244), (26, 766622), (52, 383311), (587, 33956), (653, 30524), (1174, 16978), (1306, 15262), (2348, 8489), (2612, 7631)]