18651136

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1301}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 42653520

約数和(自身を除く): 24002384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1301, 1792, 2048, 2602, 3584, 5204, 7168, 9107, 10408, 14336, 18214, 20816, 36428, 41632, 72856, 83264, 145712, 166528, 291424, 333056, 582848, 666112, 1165696, 1332224, 2331392, 2664448, 4662784, 9325568, 18651136]

約数ペア:

[(1, 18651136), (2, 9325568), (4, 4662784), (7, 2664448), (8, 2331392), (14, 1332224), (16, 1165696), (28, 666112), (32, 582848), (56, 333056), (64, 291424), (112, 166528), (128, 145712), (224, 83264), (256, 72856), (448, 41632), (512, 36428), (896, 20816), (1024, 18214), (1301, 14336), (1792, 10408), (2048, 9107), (2602, 7168), (3584, 5204)]