18058105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 24966144

約数和(自身を除く): 6908039

約数列:

[1, 5, 13, 23, 47, 65, 115, 235, 257, 299, 611, 1081, 1285, 1495, 3055, 3341, 5405, 5911, 12079, 14053, 16705, 29555, 60395, 70265, 76843, 157027, 277817, 384215, 785135, 1389085, 3611621, 18058105]

約数ペア:

[(1, 18058105), (5, 3611621), (13, 1389085), (23, 785135), (47, 384215), (65, 277817), (115, 157027), (235, 76843), (257, 70265), (299, 60395), (611, 29555), (1081, 16705), (1285, 14053), (1495, 12079), (3055, 5911), (3341, 5405)]