20298843

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1913}}^1$

素因数の和:2056

約数の個数: 20

約数和(自身を含む): 30570408

約数和(自身を除く): 10271565

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 1913, 3537, 5739, 10611, 17217, 51651, 154953, 250603, 751809, 2255427, 6766281, 20298843]

約数ペア:

[(1, 20298843), (3, 6766281), (9, 2255427), (27, 751809), (81, 250603), (131, 154953), (393, 51651), (1179, 17217), (1913, 10611), (3537, 5739)]