18673838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 30433536

約数和(自身を除く): 11759698

約数列:

[1, 2, 23, 46, 67, 73, 83, 134, 146, 166, 1541, 1679, 1909, 3082, 3358, 3818, 4891, 5561, 6059, 9782, 11122, 12118, 112493, 127903, 139357, 224986, 255806, 278714, 405953, 811906, 9336919, 18673838]

約数ペア:

[(1, 18673838), (2, 9336919), (23, 811906), (46, 405953), (67, 278714), (73, 255806), (83, 224986), (134, 139357), (146, 127903), (166, 112493), (1541, 12118), (1679, 11122), (1909, 9782), (3082, 6059), (3358, 5561), (3818, 4891)]