20199089930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1\times {\mathrm{27631}}^1$

素因数の和:29462

約数の個数: 32

約数和(自身を含む): 37267388928

約数和(自身を除く): 17068298998

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1783, 3566, 8915, 17830, 27631, 55262, 73103, 138155, 146206, 276310, 365515, 731030, 1132871, 2265742, 5664355, 11328710, 49266073, 98532146, 246330365, 492660730, 2019908993, 4039817986, 10099544965, 20199089930]

約数ペア:

[(1, 20199089930), (2, 10099544965), (5, 4039817986), (10, 2019908993), (41, 492660730), (82, 246330365), (205, 98532146), (410, 49266073), (1783, 11328710), (3566, 5664355), (8915, 2265742), (17830, 1132871), (27631, 731030), (55262, 365515), (73103, 276310), (138155, 146206)]