18311098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 31530240

約数和(自身を除く): 13219142

約数列:

[1, 2, 13, 19, 26, 38, 101, 202, 247, 367, 494, 734, 1313, 1919, 2626, 3838, 4771, 6973, 9542, 13946, 24947, 37067, 49894, 74134, 90649, 181298, 481871, 704273, 963742, 1408546, 9155549, 18311098]

約数ペア:

[(1, 18311098), (2, 9155549), (13, 1408546), (19, 963742), (26, 704273), (38, 481871), (101, 181298), (202, 90649), (247, 74134), (367, 49894), (494, 37067), (734, 24947), (1313, 13946), (1919, 9542), (2626, 6973), (3838, 4771)]