20768165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3529}}^1$

素因数の和:3652

約数の個数: 16

約数和(自身を含む): 27449280

約数和(自身を除く): 6681115

約数列:

[1, 5, 11, 55, 107, 535, 1177, 3529, 5885, 17645, 38819, 194095, 377603, 1888015, 4153633, 20768165]

約数ペア:

[(1, 20768165), (5, 4153633), (11, 1888015), (55, 377603), (107, 194095), (535, 38819), (1177, 17645), (3529, 5885)]