28376728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{186689}}^1$

素因数の和:186714

約数の個数: 16

約数和(自身を含む): 56007000

約数和(自身を除く): 27630272

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 186689, 373378, 746756, 1493512, 3547091, 7094182, 14188364, 28376728]

約数ペア:

[(1, 28376728), (2, 14188364), (4, 7094182), (8, 3547091), (19, 1493512), (38, 746756), (76, 373378), (152, 186689)]