18980906

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{46751}}^1$

素因数の和:46789

約数の個数: 16

約数和(自身を含む): 33661440

約数和(自身を除く): 14680534

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 46751, 93502, 327257, 654514, 1355779, 2711558, 9490453, 18980906]

約数ペア:

[(1, 18980906), (2, 9490453), (7, 2711558), (14, 1355779), (29, 654514), (58, 327257), (203, 93502), (406, 46751)]