209580521678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{2749}}^1\times {\mathrm{9817}}^1$

素因数の和:12932

約数の個数: 32

約数和(自身を含む): 344081628000

約数和(自身を除く): 134501106322

約数列:

[1, 2, 11, 22, 353, 706, 2749, 3883, 5498, 7766, 9817, 19634, 30239, 60478, 107987, 215974, 970397, 1940794, 3465401, 6930802, 10674367, 21348734, 26986933, 38119411, 53973866, 76238822, 296856263, 593712526, 9526387349, 19052774698, 104790260839, 209580521678]

約数ペア:

[(1, 209580521678), (2, 104790260839), (11, 19052774698), (22, 9526387349), (353, 593712526), (706, 296856263), (2749, 76238822), (3883, 53973866), (5498, 38119411), (7766, 26986933), (9817, 21348734), (19634, 10674367), (30239, 6930802), (60478, 3465401), (107987, 1940794), (215974, 970397)]