12218154

素因数分解:

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

素因数の和:243

約数の個数: 48

約数和(自身を含む): 27359136

約数和(自身を除く): 15140982

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 163, 186, 326, 403, 489, 806, 961, 978, 1209, 1922, 2119, 2418, 2883, 4238, 5053, 5766, 6357, 10106, 12493, 12714, 15159, 24986, 30318, 37479, 65689, 74958, 131378, 156643, 197067, 313286, 394134, 469929, 939858, 2036359, 4072718, 6109077, 12218154]

約数ペア:

[(1, 12218154), (2, 6109077), (3, 4072718), (6, 2036359), (13, 939858), (26, 469929), (31, 394134), (39, 313286), (62, 197067), (78, 156643), (93, 131378), (163, 74958), (186, 65689), (326, 37479), (403, 30318), (489, 24986), (806, 15159), (961, 12714), (978, 12493), (1209, 10106), (1922, 6357), (2119, 5766), (2418, 5053), (2883, 4238)]