20152804

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8087}}^1$

素因数の和:8187

約数の個数: 24

約数和(自身を含む): 40763520

約数和(自身を除く): 20610716

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8087, 16174, 32348, 56609, 113218, 226436, 719743, 1439486, 2878972, 5038201, 10076402, 20152804]

約数ペア:

[(1, 20152804), (2, 10076402), (4, 5038201), (7, 2878972), (14, 1439486), (28, 719743), (89, 226436), (178, 113218), (356, 56609), (623, 32348), (1246, 16174), (2492, 8087)]