20435569

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 26812800

約数和(自身を除く): 6377231

約数列:

[1, 7, 11, 23, 77, 121, 161, 253, 847, 1049, 1771, 2783, 7343, 11539, 19481, 24127, 80773, 126929, 168889, 265397, 888503, 1857779, 2919367, 20435569]

約数ペア:

[(1, 20435569), (7, 2919367), (11, 1857779), (23, 888503), (77, 265397), (121, 168889), (161, 126929), (253, 80773), (847, 24127), (1049, 19481), (1771, 11539), (2783, 7343)]