19143360005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{49723013}}^1$

素因数の和:49723036

約数の個数: 16

約数和(自身を含む): 28640456064

約数和(自身を除く): 9497096059

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 49723013, 248615065, 348061091, 546953143, 1740305455, 2734765715, 3828672001, 19143360005]

約数ペア:

[(1, 19143360005), (5, 3828672001), (7, 2734765715), (11, 1740305455), (35, 546953143), (55, 348061091), (77, 248615065), (385, 49723013)]