19770681242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4843381}}^1$

素因数の和:4843553

約数の個数: 16

約数和(自身を含む): 32140682952

約数和(自身を除く): 12370001710

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 4843381, 9686762, 62963953, 125927906, 760410817, 1520821634, 9885340621, 19770681242]

約数ペア:

[(1, 19770681242), (2, 9885340621), (13, 1520821634), (26, 760410817), (157, 125927906), (314, 62963953), (2041, 9686762), (4082, 4843381)]