20816916913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{133253}}^1$

素因数の和:133524

約数の個数: 16

約数和(自身を含む): 22901565456

約数和(自身を除く): 2084648543

約数列:

[1, 13, 61, 197, 793, 2561, 12017, 133253, 156221, 1732289, 8128433, 26250841, 105669629, 341260933, 1601301301, 20816916913]

約数ペア:

[(1, 20816916913), (13, 1601301301), (61, 341260933), (197, 105669629), (793, 26250841), (2561, 8128433), (12017, 1732289), (133253, 156221)]