18849515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2153}}^1$

素因数の和:2278

約数の個数: 16

約数和(自身を含む): 24193728

約数和(自身を除く): 5344213

約数列:

[1, 5, 17, 85, 103, 515, 1751, 2153, 8755, 10765, 36601, 183005, 221759, 1108795, 3769903, 18849515]

約数ペア:

[(1, 18849515), (5, 3769903), (17, 1108795), (85, 221759), (103, 183005), (515, 36601), (1751, 10765), (2153, 8755)]