20542071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2297}}^1$

素因数の和:2582

約数の個数: 16

約数和(自身を含む): 30002688

約数和(自身を除く): 9460617

約数列:

[1, 3, 11, 33, 271, 813, 2297, 2981, 6891, 8943, 25267, 75801, 622487, 1867461, 6847357, 20542071]

約数ペア:

[(1, 20542071), (3, 6847357), (11, 1867461), (33, 622487), (271, 75801), (813, 25267), (2297, 8943), (2981, 6891)]