19795712

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{1459}}^1$

素因数の和:1528

約数の個数: 36

約数和(自身を含む): 40287240

約数和(自身を除く): 20491528

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 848, 1459, 1696, 2918, 3392, 5836, 6784, 11672, 13568, 23344, 46688, 77327, 93376, 154654, 186752, 309308, 373504, 618616, 1237232, 2474464, 4948928, 9897856, 19795712]

約数ペア:

[(1, 19795712), (2, 9897856), (4, 4948928), (8, 2474464), (16, 1237232), (32, 618616), (53, 373504), (64, 309308), (106, 186752), (128, 154654), (212, 93376), (256, 77327), (424, 46688), (848, 23344), (1459, 13568), (1696, 11672), (2918, 6784), (3392, 5836)]