20716794

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{164419}}^1$

素因数の和:164434

約数の個数: 24

約数和(自身を含む): 51299040

約数和(自身を除く): 30582246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 164419, 328838, 493257, 986514, 1150933, 1479771, 2301866, 2959542, 3452799, 6905598, 10358397, 20716794]

約数ペア:

[(1, 20716794), (2, 10358397), (3, 6905598), (6, 3452799), (7, 2959542), (9, 2301866), (14, 1479771), (18, 1150933), (21, 986514), (42, 493257), (63, 328838), (126, 164419)]