20864784

素因数分解:

$2^4\times 3^1\times {\mathrm{434683}}^1$

素因数の和:434694

約数の個数: 20

約数和(自身を含む): 53900816

約数和(自身を除く): 33036032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 434683, 869366, 1304049, 1738732, 2608098, 3477464, 5216196, 6954928, 10432392, 20864784]

約数ペア:

[(1, 20864784), (2, 10432392), (3, 6954928), (4, 5216196), (6, 3477464), (8, 2608098), (12, 1738732), (16, 1304049), (24, 869366), (48, 434683)]