20522045719

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{306121}}^1$

素因数の和:306346

約数の個数: 16

約数和(自身を含む): 23990168896

約数和(自身を除く): 3468123177

約数列:

[1, 7, 61, 157, 427, 1099, 9577, 67039, 306121, 2142847, 18673381, 48060997, 130713667, 336426979, 2931720817, 20522045719]

約数ペア:

[(1, 20522045719), (7, 2931720817), (61, 336426979), (157, 130713667), (427, 48060997), (1099, 18673381), (9577, 2142847), (67039, 306121)]