20565542

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{691}}^1$

素因数の和:1363

約数の個数: 16

約数和(自身を含む): 32285952

約数和(自身を除く): 11720410

約数列:

[1, 2, 23, 46, 647, 691, 1294, 1382, 14881, 15893, 29762, 31786, 447077, 894154, 10282771, 20565542]

約数ペア:

[(1, 20565542), (2, 10282771), (23, 894154), (46, 447077), (647, 31786), (691, 29762), (1294, 15893), (1382, 14881)]