19862494

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{1117}}^1$

素因数の和:1659

約数の個数: 16

約数和(自身を含む): 31634928

約数和(自身を除く): 11772434

約数列:

[1, 2, 17, 34, 523, 1046, 1117, 2234, 8891, 17782, 18989, 37978, 584191, 1168382, 9931247, 19862494]

約数ペア:

[(1, 19862494), (2, 9931247), (17, 1168382), (34, 584191), (523, 37978), (1046, 18989), (1117, 17782), (2234, 8891)]