20573176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{587}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 41736240

約数和(自身を除く): 21163064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 337, 587, 674, 1174, 1348, 2348, 2696, 4381, 4696, 7631, 8762, 15262, 17524, 30524, 35048, 61048, 197819, 395638, 791276, 1582552, 2571647, 5143294, 10286588, 20573176]

約数ペア:

[(1, 20573176), (2, 10286588), (4, 5143294), (8, 2571647), (13, 1582552), (26, 791276), (52, 395638), (104, 197819), (337, 61048), (587, 35048), (674, 30524), (1174, 17524), (1348, 15262), (2348, 8762), (2696, 7631), (4381, 4696)]