18787444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{823}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 35530880

約数和(自身を除く): 16743436

約数列:

[1, 2, 4, 13, 26, 52, 439, 823, 878, 1646, 1756, 3292, 5707, 10699, 11414, 21398, 22828, 42796, 361297, 722594, 1445188, 4696861, 9393722, 18787444]

約数ペア:

[(1, 18787444), (2, 9393722), (4, 4696861), (13, 1445188), (26, 722594), (52, 361297), (439, 42796), (823, 22828), (878, 21398), (1646, 11414), (1756, 10699), (3292, 5707)]