20580512

素因数分解:

$2^5\times {\mathrm{619}}^1\times {\mathrm{1039}}^1$

素因数の和:1668

約数の個数: 24

約数和(自身を含む): 40622400

約数和(自身を除く): 20041888

約数列:

[1, 2, 4, 8, 16, 32, 619, 1039, 1238, 2078, 2476, 4156, 4952, 8312, 9904, 16624, 19808, 33248, 643141, 1286282, 2572564, 5145128, 10290256, 20580512]

約数ペア:

[(1, 20580512), (2, 10290256), (4, 5145128), (8, 2572564), (16, 1286282), (32, 643141), (619, 33248), (1039, 19808), (1238, 16624), (2078, 9904), (2476, 8312), (4156, 4952)]