18447078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3331}}^1$

素因数の和:3420

約数の個数: 32

約数和(自身を含む): 40303872

約数和(自身を除く): 21856794

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3331, 5538, 6662, 9993, 19986, 43303, 86606, 129909, 236501, 259818, 473002, 709503, 1419006, 3074513, 6149026, 9223539, 18447078]

約数ペア:

[(1, 18447078), (2, 9223539), (3, 6149026), (6, 3074513), (13, 1419006), (26, 709503), (39, 473002), (71, 259818), (78, 236501), (142, 129909), (213, 86606), (426, 43303), (923, 19986), (1846, 9993), (2769, 6662), (3331, 5538)]