20746012

素因数分解:

$2^2\times 7^3\times {\mathrm{15121}}^1$

素因数の和:15146

約数の個数: 24

約数和(自身を含む): 42341600

約数和(自身を除く): 21595588

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 15121, 30242, 60484, 105847, 211694, 423388, 740929, 1481858, 2963716, 5186503, 10373006, 20746012]

約数ペア:

[(1, 20746012), (2, 10373006), (4, 5186503), (7, 2963716), (14, 1481858), (28, 740929), (49, 423388), (98, 211694), (196, 105847), (343, 60484), (686, 30242), (1372, 15121)]