20621312

素因数分解:

$2^{11}\times {\mathrm{10069}}^1$

素因数の和:10091

約数の個数: 24

約数和(自身を含む): 41236650

約数和(自身を除く): 20615338

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10069, 20138, 40276, 80552, 161104, 322208, 644416, 1288832, 2577664, 5155328, 10310656, 20621312]

約数ペア:

[(1, 20621312), (2, 10310656), (4, 5155328), (8, 2577664), (16, 1288832), (32, 644416), (64, 322208), (128, 161104), (256, 80552), (512, 40276), (1024, 20138), (2048, 10069)]