18515345

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{691}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 23317632

約数和(自身を除く): 4802287

約数列:

[1, 5, 23, 115, 233, 691, 1165, 3455, 5359, 15893, 26795, 79465, 161003, 805015, 3703069, 18515345]

約数ペア:

[(1, 18515345), (5, 3703069), (23, 805015), (115, 161003), (233, 79465), (691, 26795), (1165, 15893), (3455, 5359)]