19153963

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 20756736

約数和(自身を除く): 1602773

約数列:

[1, 23, 43, 107, 181, 989, 2461, 4163, 4601, 7783, 19367, 105823, 179009, 445441, 832781, 19153963]

約数ペア:

[(1, 19153963), (23, 832781), (43, 445441), (107, 179009), (181, 105823), (989, 19367), (2461, 7783), (4163, 4601)]