20643443

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 22955520

約数和(自身を除く): 2312077

約数列:

[1, 19, 23, 97, 437, 487, 1843, 2231, 9253, 11201, 42389, 47239, 212819, 897541, 1086497, 20643443]

約数ペア:

[(1, 20643443), (19, 1086497), (23, 897541), (97, 212819), (437, 47239), (487, 42389), (1843, 11201), (2231, 9253)]