19912350997

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8917309}}^1$

素因数の和:8917356

約数の個数: 16

約数和(自身を含む): 25681852800

約数和(自身を除く): 5769501803

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 8917309, 62421163, 98090399, 258601961, 686632793, 1810213727, 2844621571, 19912350997]

約数ペア:

[(1, 19912350997), (7, 2844621571), (11, 1810213727), (29, 686632793), (77, 258601961), (203, 98090399), (319, 62421163), (2233, 8917309)]