20019087

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:652

約数の個数: 36

約数和(自身を含む): 32864832

約数和(自身を除く): 12845745

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 121, 279, 341, 363, 593, 1023, 1089, 1779, 3069, 3751, 5337, 6523, 11253, 18383, 19569, 33759, 55149, 58707, 71753, 165447, 202213, 215259, 606639, 645777, 1819917, 2224343, 6673029, 20019087]

約数ペア:

[(1, 20019087), (3, 6673029), (9, 2224343), (11, 1819917), (31, 645777), (33, 606639), (93, 215259), (99, 202213), (121, 165447), (279, 71753), (341, 58707), (363, 55149), (593, 33759), (1023, 19569), (1089, 18383), (1779, 11253), (3069, 6523), (3751, 5337)]