18237548

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21011}}^1$

素因数の和:21053

約数の個数: 24

約数和(自身を含む): 37653504

約数和(自身を除く): 19415956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 21011, 42022, 84044, 147077, 294154, 588308, 651341, 1302682, 2605364, 4559387, 9118774, 18237548]

約数ペア:

[(1, 18237548), (2, 9118774), (4, 4559387), (7, 2605364), (14, 1302682), (28, 651341), (31, 588308), (62, 294154), (124, 147077), (217, 84044), (434, 42022), (868, 21011)]