18815436

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{2099}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 49392000

約数和(自身を除く): 30576564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 996, 1494, 2099, 2241, 2988, 4198, 4482, 6297, 8396, 8964, 12594, 18891, 25188, 37782, 56673, 75564, 113346, 174217, 226692, 348434, 522651, 696868, 1045302, 1567953, 2090604, 3135906, 4703859, 6271812, 9407718, 18815436]

約数ペア:

[(1, 18815436), (2, 9407718), (3, 6271812), (4, 4703859), (6, 3135906), (9, 2090604), (12, 1567953), (18, 1045302), (27, 696868), (36, 522651), (54, 348434), (83, 226692), (108, 174217), (166, 113346), (249, 75564), (332, 56673), (498, 37782), (747, 25188), (996, 18891), (1494, 12594), (2099, 8964), (2241, 8396), (2988, 6297), (4198, 4482)]