2020198719

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8745449}}^1$

素因数の和:8745470

約数の個数: 16

約数和(自身を含む): 3358252800

約数和(自身を除く): 1338054081

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 8745449, 26236347, 61218143, 96199939, 183654429, 288599817, 673399573, 2020198719]

約数ペア:

[(1, 2020198719), (3, 673399573), (7, 288599817), (11, 183654429), (21, 96199939), (33, 61218143), (77, 26236347), (231, 8745449)]