19979234494

素因数分解:

$2^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1\times {\mathrm{67219}}^1$

素因数の和:67995

約数の個数: 16

約数和(自身を含む): 30125584080

約数和(自身を除く): 10146349586

約数列:

[1, 2, 353, 421, 706, 842, 67219, 134438, 148613, 297226, 23728307, 28299199, 47456614, 56598398, 9989617247, 19979234494]

約数ペア:

[(1, 19979234494), (2, 9989617247), (353, 56598398), (421, 47456614), (706, 28299199), (842, 23728307), (67219, 297226), (134438, 148613)]