18485766

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 46872000

約数和(自身を除く): 28386234

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1549, 1989, 3098, 3978, 4647, 5967, 9294, 11934, 13941, 20137, 26333, 27882, 40274, 41823, 52666, 60411, 78999, 83646, 120822, 157998, 181233, 236997, 342329, 362466, 473994, 543699, 684658, 710991, 1026987, 1087398, 1421982, 2053974, 3080961, 6161922, 9242883, 18485766]

約数ペア:

[(1, 18485766), (2, 9242883), (3, 6161922), (6, 3080961), (9, 2053974), (13, 1421982), (17, 1087398), (18, 1026987), (26, 710991), (27, 684658), (34, 543699), (39, 473994), (51, 362466), (54, 342329), (78, 236997), (102, 181233), (117, 157998), (153, 120822), (221, 83646), (234, 78999), (306, 60411), (351, 52666), (442, 41823), (459, 40274), (663, 27882), (702, 26333), (918, 20137), (1326, 13941), (1549, 11934), (1989, 9294), (3098, 5967), (3978, 4647)]