20686833

素因数分解:

$3^9\times {\mathrm{1051}}^1$

素因数の和:1078

約数の個数: 20

約数和(自身を含む): 31059248

約数和(自身を除く): 10372415

約数列:

[1, 3, 9, 27, 81, 243, 729, 1051, 2187, 3153, 6561, 9459, 19683, 28377, 85131, 255393, 766179, 2298537, 6895611, 20686833]

約数ペア:

[(1, 20686833), (3, 6895611), (9, 2298537), (27, 766179), (81, 255393), (243, 85131), (729, 28377), (1051, 19683), (2187, 9459), (3153, 6561)]