18873448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5231}}^1$

素因数の和:5289

約数の個数: 32

約数和(自身を含む): 39553920

約数和(自身を除く): 20680472

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5231, 10462, 20924, 41848, 57541, 115082, 214471, 230164, 428942, 460328, 857884, 1715768, 2359181, 4718362, 9436724, 18873448]

約数ペア:

[(1, 18873448), (2, 9436724), (4, 4718362), (8, 2359181), (11, 1715768), (22, 857884), (41, 460328), (44, 428942), (82, 230164), (88, 214471), (164, 115082), (328, 57541), (451, 41848), (902, 20924), (1804, 10462), (3608, 5231)]