18870522

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4027}}^1$

素因数の和:4114

約数の個数: 32

約数和(自身を含む): 41762304

約数和(自身を除く): 22891782

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4027, 4686, 8054, 12081, 24162, 44297, 88594, 132891, 265782, 285917, 571834, 857751, 1715502, 3145087, 6290174, 9435261, 18870522]

約数ペア:

[(1, 18870522), (2, 9435261), (3, 6290174), (6, 3145087), (11, 1715502), (22, 857751), (33, 571834), (66, 285917), (71, 265782), (142, 132891), (213, 88594), (426, 44297), (781, 24162), (1562, 12081), (2343, 8054), (4027, 4686)]