18510078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1187}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 20494338

約数列:

[1, 2, 3, 6, 23, 46, 69, 113, 138, 226, 339, 678, 1187, 2374, 2599, 3561, 5198, 7122, 7797, 15594, 27301, 54602, 81903, 134131, 163806, 268262, 402393, 804786, 3085013, 6170026, 9255039, 18510078]

約数ペア:

[(1, 18510078), (2, 9255039), (3, 6170026), (6, 3085013), (23, 804786), (46, 402393), (69, 268262), (113, 163806), (138, 134131), (226, 81903), (339, 54602), (678, 27301), (1187, 15594), (2374, 7797), (2599, 7122), (3561, 5198)]