20930536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{823}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 45534240

約数和(自身を除く): 24603704

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 748, 823, 1156, 1496, 1646, 2312, 3179, 3292, 6358, 6584, 9053, 12716, 13991, 18106, 25432, 27982, 36212, 55964, 72424, 111928, 153901, 237847, 307802, 475694, 615604, 951388, 1231208, 1902776, 2616317, 5232634, 10465268, 20930536]

約数ペア:

[(1, 20930536), (2, 10465268), (4, 5232634), (8, 2616317), (11, 1902776), (17, 1231208), (22, 951388), (34, 615604), (44, 475694), (68, 307802), (88, 237847), (136, 153901), (187, 111928), (289, 72424), (374, 55964), (578, 36212), (748, 27982), (823, 25432), (1156, 18106), (1496, 13991), (1646, 12716), (2312, 9053), (3179, 6584), (3292, 6358)]