18860135

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4243}}^1$

素因数の和:4382

約数の個数: 16

約数和(自身を含む): 26075136

約数和(自身を除く): 7215001

約数列:

[1, 5, 7, 35, 127, 635, 889, 4243, 4445, 21215, 29701, 148505, 538861, 2694305, 3772027, 18860135]

約数ペア:

[(1, 18860135), (5, 3772027), (7, 2694305), (35, 538861), (127, 148505), (635, 29701), (889, 21215), (4243, 4445)]