1915971838

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{719749}}^1$

素因数の和:719784

約数の個数: 16

約数和(自身を含む): 3161142000

約数和(自身を除く): 1245170162

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 719749, 1439498, 7917239, 15834478, 87089629, 174179258, 957985919, 1915971838]

約数ペア:

[(1, 1915971838), (2, 957985919), (11, 174179258), (22, 87089629), (121, 15834478), (242, 7917239), (1331, 1439498), (2662, 719749)]