18035818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 29538432

約数和(自身を除く): 11502614

約数列:

[1, 2, 23, 41, 46, 73, 82, 131, 146, 262, 943, 1679, 1886, 2993, 3013, 3358, 5371, 5986, 6026, 9563, 10742, 19126, 68839, 123533, 137678, 219949, 247066, 392083, 439898, 784166, 9017909, 18035818]

約数ペア:

[(1, 18035818), (2, 9017909), (23, 784166), (41, 439898), (46, 392083), (73, 247066), (82, 219949), (131, 137678), (146, 123533), (262, 68839), (943, 19126), (1679, 10742), (1886, 9563), (2993, 6026), (3013, 5986), (3358, 5371)]