20311288

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19381}}^1$

素因数の和:19518

約数の個数: 16

約数和(自身を含む): 38376360

約数和(自身を除く): 18065072

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19381, 38762, 77524, 155048, 2538911, 5077822, 10155644, 20311288]

約数ペア:

[(1, 20311288), (2, 10155644), (4, 5077822), (8, 2538911), (131, 155048), (262, 77524), (524, 38762), (1048, 19381)]