128204590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{674761}}^1$

素因数の和:674787

約数の個数: 16

約数和(自身を含む): 242914320

約数和(自身を除く): 114709730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 674761, 1349522, 3373805, 6747610, 12820459, 25640918, 64102295, 128204590]

約数ペア:

[(1, 128204590), (2, 64102295), (5, 25640918), (10, 12820459), (19, 6747610), (38, 3373805), (95, 1349522), (190, 674761)]