38640872

素因数分解:

$2^3\times {\mathrm{281}}^1\times {\mathrm{17189}}^1$

素因数の和:17476

約数の個数: 16

約数和(自身を含む): 72713700

約数和(自身を除く): 34072828

約数列:

[1, 2, 4, 8, 281, 562, 1124, 2248, 17189, 34378, 68756, 137512, 4830109, 9660218, 19320436, 38640872]

約数ペア:

[(1, 38640872), (2, 19320436), (4, 9660218), (8, 4830109), (281, 137512), (562, 68756), (1124, 34378), (2248, 17189)]