19661998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{16691}}^1$

素因数の和:16743

約数の個数: 16

約数和(自身を含む): 32048640

約数和(自身を除く): 12386642

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 16691, 33382, 317129, 517421, 634258, 1034842, 9830999, 19661998]

約数ペア:

[(1, 19661998), (2, 9830999), (19, 1034842), (31, 634258), (38, 517421), (62, 317129), (589, 33382), (1178, 16691)]