51996890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10993}}^1$

素因数の和:11054

約数の個数: 32

約数和(自身を含む): 104486976

約数和(自身を除く): 52490086

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 10993, 21986, 54965, 109930, 120923, 241846, 472699, 604615, 945398, 1209230, 2363495, 4726990, 5199689, 10399378, 25998445, 51996890]

約数ペア:

[(1, 51996890), (2, 25998445), (5, 10399378), (10, 5199689), (11, 4726990), (22, 2363495), (43, 1209230), (55, 945398), (86, 604615), (110, 472699), (215, 241846), (430, 120923), (473, 109930), (946, 54965), (2365, 21986), (4730, 10993)]