20801752

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{863}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 20255528

約数列:

[1, 2, 4, 8, 23, 46, 92, 131, 184, 262, 524, 863, 1048, 1726, 3013, 3452, 6026, 6904, 12052, 19849, 24104, 39698, 79396, 113053, 158792, 226106, 452212, 904424, 2600219, 5200438, 10400876, 20801752]

約数ペア:

[(1, 20801752), (2, 10400876), (4, 5200438), (8, 2600219), (23, 904424), (46, 452212), (92, 226106), (131, 158792), (184, 113053), (262, 79396), (524, 39698), (863, 24104), (1048, 19849), (1726, 12052), (3013, 6904), (3452, 6026)]