20042321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1531}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 23163840

約数和(自身を除く): 3121519

約数列:

[1, 13, 19, 53, 247, 689, 1007, 1531, 13091, 19903, 29089, 81143, 378157, 1054859, 1541717, 20042321]

約数ペア:

[(1, 20042321), (13, 1541717), (19, 1054859), (53, 378157), (247, 81143), (689, 29089), (1007, 19903), (1531, 13091)]