18442251

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 29029104

約数和(自身を除く): 10586853

約数列:

[1, 3, 9, 23, 41, 53, 69, 123, 159, 207, 369, 477, 943, 1219, 1681, 2173, 2829, 3657, 5043, 6519, 8487, 10971, 15129, 19557, 38663, 49979, 89093, 115989, 149937, 267279, 347967, 449811, 801837, 2049139, 6147417, 18442251]

約数ペア:

[(1, 18442251), (3, 6147417), (9, 2049139), (23, 801837), (41, 449811), (53, 347967), (69, 267279), (123, 149937), (159, 115989), (207, 89093), (369, 49979), (477, 38663), (943, 19557), (1219, 15129), (1681, 10971), (2173, 8487), (2829, 6519), (3657, 5043)]