19735702

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61291}}^1$

素因数の和:61323

約数の個数: 16

約数和(自身を含む): 35304192

約数和(自身を除く): 15568490

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61291, 122582, 429037, 858074, 1409693, 2819386, 9867851, 19735702]

約数ペア:

[(1, 19735702), (2, 9867851), (7, 2819386), (14, 1409693), (23, 858074), (46, 429037), (161, 122582), (322, 61291)]