20269436

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41879}}^1$

素因数の和:41905

約数の個数: 18

約数和(自身を含む): 38990280

約数和(自身を除く): 18720844

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41879, 83758, 167516, 460669, 921338, 1842676, 5067359, 10134718, 20269436]

約数ペア:

[(1, 20269436), (2, 10134718), (4, 5067359), (11, 1842676), (22, 921338), (44, 460669), (121, 167516), (242, 83758), (484, 41879)]