20173981653

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7810291}}^1$

素因数の和:7810345

約数の個数: 24

約数和(自身を含む): 34115355456

約数和(自身を除く): 13941373803

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 7810291, 23430873, 54672037, 70292619, 164016111, 320221931, 492048333, 960665793, 2241553517, 2881997379, 6724660551, 20173981653]

約数ペア:

[(1, 20173981653), (3, 6724660551), (7, 2881997379), (9, 2241553517), (21, 960665793), (41, 492048333), (63, 320221931), (123, 164016111), (287, 70292619), (369, 54672037), (861, 23430873), (2583, 7810291)]