18844592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{90599}}^1$

素因数の和:90620

約数の個数: 20

約数和(自身を含む): 39320400

約数和(自身を除く): 20475808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 90599, 181198, 362396, 724792, 1177787, 1449584, 2355574, 4711148, 9422296, 18844592]

約数ペア:

[(1, 18844592), (2, 9422296), (4, 4711148), (8, 2355574), (13, 1449584), (16, 1177787), (26, 724792), (52, 362396), (104, 181198), (208, 90599)]