20022475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{6619}}^1$

素因数の和:6651

約数の個数: 18

約数和(自身を含む): 27294260

約数和(自身を除く): 7271785

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 6619, 33095, 72809, 165475, 364045, 800899, 1820225, 4004495, 20022475]

約数ペア:

[(1, 20022475), (5, 4004495), (11, 1820225), (25, 800899), (55, 364045), (121, 165475), (275, 72809), (605, 33095), (3025, 6619)]