16290872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 34198920

約数和(自身を除く): 17908048

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 163, 248, 326, 403, 652, 806, 961, 1304, 1612, 1922, 2119, 3224, 3844, 4238, 5053, 7688, 8476, 10106, 12493, 16952, 20212, 24986, 40424, 49972, 65689, 99944, 131378, 156643, 262756, 313286, 525512, 626572, 1253144, 2036359, 4072718, 8145436, 16290872]

約数ペア:

[(1, 16290872), (2, 8145436), (4, 4072718), (8, 2036359), (13, 1253144), (26, 626572), (31, 525512), (52, 313286), (62, 262756), (104, 156643), (124, 131378), (163, 99944), (248, 65689), (326, 49972), (403, 40424), (652, 24986), (806, 20212), (961, 16952), (1304, 12493), (1612, 10106), (1922, 8476), (2119, 7688), (3224, 5053), (3844, 4238)]