18912090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^2$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 46546272

約数和(自身を除く): 27634182

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 97, 134, 194, 201, 291, 335, 402, 485, 582, 670, 970, 1005, 1455, 2010, 2910, 6499, 9409, 12998, 18818, 19497, 28227, 32495, 38994, 47045, 56454, 64990, 94090, 97485, 141135, 194970, 282270, 630403, 1260806, 1891209, 3152015, 3782418, 6304030, 9456045, 18912090]

約数ペア:

[(1, 18912090), (2, 9456045), (3, 6304030), (5, 3782418), (6, 3152015), (10, 1891209), (15, 1260806), (30, 630403), (67, 282270), (97, 194970), (134, 141135), (194, 97485), (201, 94090), (291, 64990), (335, 56454), (402, 47045), (485, 38994), (582, 32495), (670, 28227), (970, 19497), (1005, 18818), (1455, 12998), (2010, 9409), (2910, 6499)]