31894018

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{743}}^1$

素因数の和:898

約数の個数: 24

約数和(自身を含む): 52282368

約数和(自身を除く): 20388350

約数列:

[1, 2, 13, 26, 127, 169, 254, 338, 743, 1486, 1651, 3302, 9659, 19318, 21463, 42926, 94361, 125567, 188722, 251134, 1226693, 2453386, 15947009, 31894018]

約数ペア:

[(1, 31894018), (2, 15947009), (13, 2453386), (26, 1226693), (127, 251134), (169, 188722), (254, 125567), (338, 94361), (743, 42926), (1486, 21463), (1651, 19318), (3302, 9659)]