18988740664

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{1811}}^1\times {\mathrm{15791}}^1$

素因数の和:17691

約数の個数: 32

約数和(自身を含む): 36055031040

約数和(自身を除く): 17066290376

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 1811, 3622, 7244, 14488, 15791, 31582, 63164, 126328, 150313, 300626, 601252, 1202504, 1310653, 2621306, 5242612, 10485224, 28597501, 57195002, 114390004, 228780008, 2373592583, 4747185166, 9494370332, 18988740664]

約数ペア:

[(1, 18988740664), (2, 9494370332), (4, 4747185166), (8, 2373592583), (83, 228780008), (166, 114390004), (332, 57195002), (664, 28597501), (1811, 10485224), (3622, 5242612), (7244, 2621306), (14488, 1310653), (15791, 1202504), (31582, 601252), (63164, 300626), (126328, 150313)]