18213988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11299}}^1$

素因数の和:11347

約数の個数: 24

約数和(自身を含む): 35436800

約数和(自身を除く): 17222812

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 11299, 22598, 45196, 146887, 293774, 350269, 587548, 700538, 1401076, 4553497, 9106994, 18213988]

約数ペア:

[(1, 18213988), (2, 9106994), (4, 4553497), (13, 1401076), (26, 700538), (31, 587548), (52, 350269), (62, 293774), (124, 146887), (403, 45196), (806, 22598), (1612, 11299)]