20744784

素因数分解:

$2^4\times 3^2\times {\mathrm{144061}}^1$

素因数の和:144075

約数の個数: 30

約数和(自身を含む): 58056986

約数和(自身を除く): 37312202

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144061, 288122, 432183, 576244, 864366, 1152488, 1296549, 1728732, 2304976, 2593098, 3457464, 5186196, 6914928, 10372392, 20744784]

約数ペア:

[(1, 20744784), (2, 10372392), (3, 6914928), (4, 5186196), (6, 3457464), (8, 2593098), (9, 2304976), (12, 1728732), (16, 1296549), (18, 1152488), (24, 864366), (36, 576244), (48, 432183), (72, 288122), (144, 144061)]