18459990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{205111}}^1$

素因数の和:205124

約数の個数: 24

約数和(自身を含む): 47996208

約数和(自身を除く): 29536218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 205111, 410222, 615333, 1025555, 1230666, 1845999, 2051110, 3076665, 3691998, 6153330, 9229995, 18459990]

約数ペア:

[(1, 18459990), (2, 9229995), (3, 6153330), (5, 3691998), (6, 3076665), (9, 2051110), (10, 1845999), (15, 1230666), (18, 1025555), (30, 615333), (45, 410222), (90, 205111)]