18590104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4157}}^1$

素因数の和:4219

約数の個数: 32

約数和(自身を含む): 38419920

約数和(自身を除く): 19829816

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4157, 4472, 8314, 16628, 33256, 54041, 108082, 178751, 216164, 357502, 432328, 715004, 1430008, 2323763, 4647526, 9295052, 18590104]

約数ペア:

[(1, 18590104), (2, 9295052), (4, 4647526), (8, 2323763), (13, 1430008), (26, 715004), (43, 432328), (52, 357502), (86, 216164), (104, 178751), (172, 108082), (344, 54041), (559, 33256), (1118, 16628), (2236, 8314), (4157, 4472)]