20995977604

素因数分解:

$2^2\times 7^1\times {\mathrm{32401}}^1\times {\mathrm{23143}}^1$

素因数の和:55555

約数の個数: 24

約数和(自身を含む): 41995065728

約数和(自身を除く): 20999088124

約数列:

[1, 2, 4, 7, 14, 28, 23143, 32401, 46286, 64802, 92572, 129604, 162001, 226807, 324002, 453614, 648004, 907228, 749856343, 1499712686, 2999425372, 5248994401, 10497988802, 20995977604]

約数ペア:

[(1, 20995977604), (2, 10497988802), (4, 5248994401), (7, 2999425372), (14, 1499712686), (28, 749856343), (23143, 907228), (32401, 648004), (46286, 453614), (64802, 324002), (92572, 226807), (129604, 162001)]