19650033

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{18661}}^1$

素因数の和:18686

約数の個数: 20

約数和(自身を含む): 31613428

約数和(自身を除く): 11963395

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 18661, 55983, 167949, 242593, 503847, 727779, 1511541, 2183337, 6550011, 19650033]

約数ペア:

[(1, 19650033), (3, 6550011), (9, 2183337), (13, 1511541), (27, 727779), (39, 503847), (81, 242593), (117, 167949), (351, 55983), (1053, 18661)]