201185816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{9721}}^1$

素因数の和:9939

約数の個数: 32

約数和(自身を含む): 408324000

約数和(自身を除く): 207138184

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 796, 1592, 2587, 5174, 9721, 10348, 19442, 20696, 38884, 77768, 126373, 252746, 505492, 1010984, 1934479, 3868958, 7737916, 15475832, 25148227, 50296454, 100592908, 201185816]

約数ペア:

[(1, 201185816), (2, 100592908), (4, 50296454), (8, 25148227), (13, 15475832), (26, 7737916), (52, 3868958), (104, 1934479), (199, 1010984), (398, 505492), (796, 252746), (1592, 126373), (2587, 77768), (5174, 38884), (9721, 20696), (10348, 19442)]