19520917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 22095360

約数和(自身を除く): 2574443

約数列:

[1, 13, 31, 59, 403, 767, 821, 1829, 10673, 23777, 25451, 48439, 330863, 629707, 1501609, 19520917]

約数ペア:

[(1, 19520917), (13, 1501609), (31, 629707), (59, 330863), (403, 48439), (767, 25451), (821, 23777), (1829, 10673)]