2181874688

素因数分解:

$2^{10}\times 7^1\times {\mathrm{304391}}^1$

素因数の和:304418

約数の個数: 44

約数和(自身を含む): 4984723392

約数和(自身を除く): 2802848704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 304391, 608782, 1217564, 2130737, 2435128, 4261474, 4870256, 8522948, 9740512, 17045896, 19481024, 34091792, 38962048, 68183584, 77924096, 136367168, 155848192, 272734336, 311696384, 545468672, 1090937344, 2181874688]

約数ペア:

[(1, 2181874688), (2, 1090937344), (4, 545468672), (7, 311696384), (8, 272734336), (14, 155848192), (16, 136367168), (28, 77924096), (32, 68183584), (56, 38962048), (64, 34091792), (112, 19481024), (128, 17045896), (224, 9740512), (256, 8522948), (448, 4870256), (512, 4261474), (896, 2435128), (1024, 2130737), (1792, 1217564), (3584, 608782), (7168, 304391)]