20581528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233881}}^1$

素因数の和:233898

約数の個数: 16

約数和(自身を含む): 42098760

約数和(自身を除く): 21517232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233881, 467762, 935524, 1871048, 2572691, 5145382, 10290764, 20581528]

約数ペア:

[(1, 20581528), (2, 10290764), (4, 5145382), (8, 2572691), (11, 1871048), (22, 935524), (44, 467762), (88, 233881)]