20963593

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{967}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 25400320

約数和(自身を除く): 4436727

約数列:

[1, 7, 19, 133, 163, 967, 1141, 3097, 6769, 18373, 21679, 128611, 157621, 1103347, 2994799, 20963593]

約数ペア:

[(1, 20963593), (7, 2994799), (19, 1103347), (133, 157621), (163, 128611), (967, 21679), (1141, 18373), (3097, 6769)]