20203904

素因数分解:

$2^7\times 7^1\times {\mathrm{22549}}^1$

素因数の和:22570

約数の個数: 32

約数和(自身を含む): 46002000

約数和(自身を除く): 25798096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22549, 45098, 90196, 157843, 180392, 315686, 360784, 631372, 721568, 1262744, 1443136, 2525488, 2886272, 5050976, 10101952, 20203904]

約数ペア:

[(1, 20203904), (2, 10101952), (4, 5050976), (7, 2886272), (8, 2525488), (14, 1443136), (16, 1262744), (28, 721568), (32, 631372), (56, 360784), (64, 315686), (112, 180392), (128, 157843), (224, 90196), (448, 45098), (896, 22549)]