20396032

素因数分解:

$2^{11}\times {\mathrm{23}}^1\times {\mathrm{433}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 42653520

約数和(自身を除く): 22257488

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 433, 512, 736, 866, 1024, 1472, 1732, 2048, 2944, 3464, 5888, 6928, 9959, 11776, 13856, 19918, 23552, 27712, 39836, 47104, 55424, 79672, 110848, 159344, 221696, 318688, 443392, 637376, 886784, 1274752, 2549504, 5099008, 10198016, 20396032]

約数ペア:

[(1, 20396032), (2, 10198016), (4, 5099008), (8, 2549504), (16, 1274752), (23, 886784), (32, 637376), (46, 443392), (64, 318688), (92, 221696), (128, 159344), (184, 110848), (256, 79672), (368, 55424), (433, 47104), (512, 39836), (736, 27712), (866, 23552), (1024, 19918), (1472, 13856), (1732, 11776), (2048, 9959), (2944, 6928), (3464, 5888)]