18020205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19069}}^1$

素因数の和:19090

約数の個数: 32

約数和(自身を含む): 36614400

約数和(自身を除く): 18594195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 19069, 57207, 95345, 133483, 171621, 286035, 400449, 514863, 667415, 858105, 1201347, 2002245, 2574315, 3604041, 6006735, 18020205]

約数ペア:

[(1, 18020205), (3, 6006735), (5, 3604041), (7, 2574315), (9, 2002245), (15, 1201347), (21, 858105), (27, 667415), (35, 514863), (45, 400449), (63, 286035), (105, 171621), (135, 133483), (189, 95345), (315, 57207), (945, 19069)]