2018378551

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{4423}}^1$

素因数の和:4643

約数の個数: 24

約数和(自身を含む): 2400639360

約数和(自身を除く): 382260809

約数列:

[1, 7, 49, 67, 139, 469, 973, 3283, 4423, 6811, 9313, 30961, 65191, 216727, 296341, 456337, 614797, 2074387, 4303579, 14520709, 30125053, 41191399, 288339793, 2018378551]

約数ペア:

[(1, 2018378551), (7, 288339793), (49, 41191399), (67, 30125053), (139, 14520709), (469, 4303579), (973, 2074387), (3283, 614797), (4423, 456337), (6811, 296341), (9313, 216727), (30961, 65191)]