18428635

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{839}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 4795685

約数列:

[1, 5, 23, 115, 191, 839, 955, 4195, 4393, 19297, 21965, 96485, 160249, 801245, 3685727, 18428635]

約数ペア:

[(1, 18428635), (5, 3685727), (23, 801245), (115, 160249), (191, 96485), (839, 21965), (955, 19297), (4195, 4393)]