8987456

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 42

約数和(自身を含む): 18870930

約数和(自身を除く): 9883474

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 389, 608, 722, 778, 1216, 1444, 1556, 2888, 3112, 5776, 6224, 7391, 11552, 12448, 14782, 23104, 24896, 29564, 59128, 118256, 140429, 236512, 280858, 473024, 561716, 1123432, 2246864, 4493728, 8987456]

約数ペア:

[(1, 8987456), (2, 4493728), (4, 2246864), (8, 1123432), (16, 561716), (19, 473024), (32, 280858), (38, 236512), (64, 140429), (76, 118256), (152, 59128), (304, 29564), (361, 24896), (389, 23104), (608, 14782), (722, 12448), (778, 11552), (1216, 7391), (1444, 6224), (1556, 5776), (2888, 3112)]