20167557151

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{156913}}^1$

素因数の和:157031

約数の個数: 24

約数和(自身を含む): 24399499344

約数和(自身を除く): 4231942193

約数列:

[1, 7, 43, 49, 61, 301, 427, 2107, 2623, 2989, 18361, 128527, 156913, 1098391, 6747259, 7688737, 9571693, 47230813, 67001851, 330615691, 411582799, 469012957, 2881079593, 20167557151]

約数ペア:

[(1, 20167557151), (7, 2881079593), (43, 469012957), (49, 411582799), (61, 330615691), (301, 67001851), (427, 47230813), (2107, 9571693), (2623, 7688737), (2989, 6747259), (18361, 1098391), (128527, 156913)]