20797264621

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{253307}}^1$

素因数の和:253668

約数の個数: 16

約数和(自身を含む): 24487790976

約数和(自身を除く): 3690526355

約数列:

[1, 7, 37, 259, 317, 2219, 11729, 82103, 253307, 1773149, 9372359, 65606513, 80298319, 562088233, 2971037803, 20797264621]

約数ペア:

[(1, 20797264621), (7, 2971037803), (37, 562088233), (259, 80298319), (317, 65606513), (2219, 9372359), (11729, 1773149), (82103, 253307)]