15621918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5413}}^1$

素因数の和:5468

約数の個数: 32

約数和(自身を含む): 34562976

約数和(自身を除く): 18941058

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 5413, 10826, 16239, 32478, 70369, 140738, 200281, 211107, 400562, 422214, 600843, 1201686, 2603653, 5207306, 7810959, 15621918]

約数ペア:

[(1, 15621918), (2, 7810959), (3, 5207306), (6, 2603653), (13, 1201686), (26, 600843), (37, 422214), (39, 400562), (74, 211107), (78, 200281), (111, 140738), (222, 70369), (481, 32478), (962, 16239), (1443, 10826), (2886, 5413)]