20167754495

素因数分解:

$5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1\times {\mathrm{7927}}^1$

素因数の和:8559

約数の個数: 32

約数和(自身を含む): 27898441728

約数和(自身を除く): 7730687233

約数列:

[1, 5, 7, 35, 157, 463, 785, 1099, 2315, 3241, 5495, 7927, 16205, 39635, 55489, 72691, 277445, 363455, 508837, 1244539, 2544185, 3670201, 6222695, 8711773, 18351005, 25691407, 43558865, 128457035, 576221557, 2881107785, 4033550899, 20167754495]

約数ペア:

[(1, 20167754495), (5, 4033550899), (7, 2881107785), (35, 576221557), (157, 128457035), (463, 43558865), (785, 25691407), (1099, 18351005), (2315, 8711773), (3241, 6222695), (5495, 3670201), (7927, 2544185), (16205, 1244539), (39635, 508837), (55489, 363455), (72691, 277445)]