20355412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66089}}^1$

素因数の和:66111

約数の個数: 24

約数和(自身を含む): 44412480

約数和(自身を除く): 24057068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 66089, 132178, 264356, 462623, 726979, 925246, 1453958, 1850492, 2907916, 5088853, 10177706, 20355412]

約数ペア:

[(1, 20355412), (2, 10177706), (4, 5088853), (7, 2907916), (11, 1850492), (14, 1453958), (22, 925246), (28, 726979), (44, 462623), (77, 264356), (154, 132178), (308, 66089)]