18304737

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 27772416

約数和(自身を除く): 9467679

約数列:

[1, 3, 11, 33, 41, 83, 123, 163, 249, 451, 489, 913, 1353, 1793, 2739, 3403, 5379, 6683, 10209, 13529, 20049, 37433, 40587, 73513, 112299, 148819, 220539, 446457, 554689, 1664067, 6101579, 18304737]

約数ペア:

[(1, 18304737), (3, 6101579), (11, 1664067), (33, 554689), (41, 446457), (83, 220539), (123, 148819), (163, 112299), (249, 73513), (451, 40587), (489, 37433), (913, 20049), (1353, 13529), (1793, 10209), (2739, 6683), (3403, 5379)]