19580494087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1290823}}^1$

素因数の和:1291038

約数の個数: 16

約数和(自身を含む): 24535982592

約数和(自身を除く): 4955488505

約数列:

[1, 7, 11, 77, 197, 1379, 2167, 15169, 1290823, 9035761, 14199053, 99393371, 254292131, 1780044917, 2797213441, 19580494087]

約数ペア:

[(1, 19580494087), (7, 2797213441), (11, 1780044917), (77, 254292131), (197, 99393371), (1379, 14199053), (2167, 9035761), (15169, 1290823)]