19659928

素因数分解:

$2^3\times {\mathrm{179}}^1\times {\mathrm{13729}}^1$

素因数の和:13914

約数の個数: 16

約数和(自身を含む): 37071000

約数和(自身を除く): 17411072

約数列:

[1, 2, 4, 8, 179, 358, 716, 1432, 13729, 27458, 54916, 109832, 2457491, 4914982, 9829964, 19659928]

約数ペア:

[(1, 19659928), (2, 9829964), (4, 4914982), (8, 2457491), (179, 109832), (358, 54916), (716, 27458), (1432, 13729)]