19725066809

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1439891}}^1$

素因数の和:1440020

約数の個数: 16

約数和(自身を含む): 23959802880

約数和(自身を除く): 4234736071

約数列:

[1, 7, 19, 103, 133, 721, 1957, 13699, 1439891, 10079237, 27357929, 148308773, 191505503, 1038161411, 2817866687, 19725066809]

約数ペア:

[(1, 19725066809), (7, 2817866687), (19, 1038161411), (103, 191505503), (133, 148308773), (721, 27357929), (1957, 10079237), (13699, 1439891)]