20573859

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3701}}^1$

素因数の和:3830

約数の個数: 16

約数和(自身を含む): 29319840

約数和(自身を除く): 8745981

約数列:

[1, 3, 17, 51, 109, 327, 1853, 3701, 5559, 11103, 62917, 188751, 403409, 1210227, 6857953, 20573859]

約数ペア:

[(1, 20573859), (3, 6857953), (17, 1210227), (51, 403409), (109, 188751), (327, 62917), (1853, 11103), (3701, 5559)]