19727522

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1601}}^1$

素因数の和:1765

約数の個数: 16

約数和(自身を含む): 30393144

約数和(自身を除く): 10665622

約数列:

[1, 2, 61, 101, 122, 202, 1601, 3202, 6161, 12322, 97661, 161701, 195322, 323402, 9863761, 19727522]

約数ペア:

[(1, 19727522), (2, 9863761), (61, 323402), (101, 195322), (122, 161701), (202, 97661), (1601, 12322), (3202, 6161)]