19525961

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 32

約数和(自身を含む): 25536000

約数和(自身を除く): 6010039

約数列:

[1, 7, 13, 29, 49, 91, 151, 203, 343, 377, 637, 1057, 1421, 1963, 2639, 4379, 4459, 7399, 9947, 13741, 18473, 30653, 51793, 56927, 96187, 129311, 214571, 398489, 673309, 1501997, 2789423, 19525961]

約数ペア:

[(1, 19525961), (7, 2789423), (13, 1501997), (29, 673309), (49, 398489), (91, 214571), (151, 129311), (203, 96187), (343, 56927), (377, 51793), (637, 30653), (1057, 18473), (1421, 13741), (1963, 9947), (2639, 7399), (4379, 4459)]