19120745

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{28753}}^1$

素因数の和:28784

約数の個数: 16

約数和(自身を含む): 27603840

約数和(自身を除く): 8483095

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 28753, 143765, 201271, 546307, 1006355, 2731535, 3824149, 19120745]

約数ペア:

[(1, 19120745), (5, 3824149), (7, 2731535), (19, 1006355), (35, 546307), (95, 201271), (133, 143765), (665, 28753)]