19640569

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{883}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 22276800

約数和(自身を除く): 2636231

約数列:

[1, 13, 29, 59, 377, 767, 883, 1711, 11479, 22243, 25607, 52097, 332891, 677261, 1510813, 19640569]

約数ペア:

[(1, 19640569), (13, 1510813), (29, 677261), (59, 332891), (377, 52097), (767, 25607), (883, 22243), (1711, 11479)]