20210380816

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{2813249}}^1$

素因数の和:2813706

約数の個数: 20

約数和(自身を含む): 39244837500

約数和(自身を除く): 19034456684

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 3592, 7184, 2813249, 5626498, 11252996, 22505992, 45011984, 1263148801, 2526297602, 5052595204, 10105190408, 20210380816]

約数ペア:

[(1, 20210380816), (2, 10105190408), (4, 5052595204), (8, 2526297602), (16, 1263148801), (449, 45011984), (898, 22505992), (1796, 11252996), (3592, 5626498), (7184, 2813249)]