18807536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{106861}}^1$

素因数の和:106880

約数の個数: 20

約数和(自身を含む): 39752664

約数和(自身を除く): 20945128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 106861, 213722, 427444, 854888, 1175471, 1709776, 2350942, 4701884, 9403768, 18807536]

約数ペア:

[(1, 18807536), (2, 9403768), (4, 4701884), (8, 2350942), (11, 1709776), (16, 1175471), (22, 854888), (44, 427444), (88, 213722), (176, 106861)]