18813526

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4357}}^1$

素因数の和:4503

約数の個数: 16

約数和(自身を含む): 30122496

約数和(自身を除く): 11308970

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4357, 8714, 74069, 148138, 553339, 1106678, 9406763, 18813526]

約数ペア:

[(1, 18813526), (2, 9406763), (17, 1106678), (34, 553339), (127, 148138), (254, 74069), (2159, 8714), (4318, 4357)]