20248592

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13907}}^1$

素因数の和:13935

約数の個数: 40

約数和(自身を含む): 48288576

約数和(自身を除く): 28039984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 13907, 27814, 55628, 97349, 111256, 180791, 194698, 222512, 361582, 389396, 723164, 778792, 1265537, 1446328, 1557584, 2531074, 2892656, 5062148, 10124296, 20248592]

約数ペア:

[(1, 20248592), (2, 10124296), (4, 5062148), (7, 2892656), (8, 2531074), (13, 1557584), (14, 1446328), (16, 1265537), (26, 778792), (28, 723164), (52, 389396), (56, 361582), (91, 222512), (104, 194698), (112, 180791), (182, 111256), (208, 97349), (364, 55628), (728, 27814), (1456, 13907)]