20527611

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16979}}^1$

素因数の和:17026

約数の個数: 16

約数和(自身を含む): 30428160

約数和(自身を除く): 9900549

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 16979, 50937, 220727, 526349, 662181, 1579047, 6842537, 20527611]

約数ペア:

[(1, 20527611), (3, 6842537), (13, 1579047), (31, 662181), (39, 526349), (93, 220727), (403, 50937), (1209, 16979)]