18367976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4441}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 38378880

約数和(自身を除く): 20010904

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 4441, 8882, 17764, 35528, 48851, 97702, 195404, 208727, 390808, 417454, 834908, 1669816, 2295997, 4591994, 9183988, 18367976]

約数ペア:

[(1, 18367976), (2, 9183988), (4, 4591994), (8, 2295997), (11, 1669816), (22, 834908), (44, 417454), (47, 390808), (88, 208727), (94, 195404), (188, 97702), (376, 48851), (517, 35528), (1034, 17764), (2068, 8882), (4136, 4441)]