18844156947

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81576437}}^1$

素因数の和:81576458

約数の個数: 16

約数和(自身を含む): 31325352192

約数和(自身を除く): 12481195245

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 81576437, 244729311, 571035059, 897340807, 1713105177, 2692022421, 6281385649, 18844156947]

約数ペア:

[(1, 18844156947), (3, 6281385649), (7, 2692022421), (11, 1713105177), (21, 897340807), (33, 571035059), (77, 244729311), (231, 81576437)]