13858820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16901}}^1$

素因数の和:16951

約数の個数: 24

約数和(自身を含む): 29815128

約数和(自身を除く): 15956308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 16901, 33802, 67604, 84505, 169010, 338020, 692941, 1385882, 2771764, 3464705, 6929410, 13858820]

約数ペア:

[(1, 13858820), (2, 6929410), (4, 3464705), (5, 2771764), (10, 1385882), (20, 692941), (41, 338020), (82, 169010), (164, 84505), (205, 67604), (410, 33802), (820, 16901)]