18160256

素因数分解:

$2^7\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 36372180

約数和(自身を除く): 18211924

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 337, 421, 674, 842, 1348, 1684, 2696, 3368, 5392, 6736, 10784, 13472, 21568, 26944, 43136, 53888, 141877, 283754, 567508, 1135016, 2270032, 4540064, 9080128, 18160256]

約数ペア:

[(1, 18160256), (2, 9080128), (4, 4540064), (8, 2270032), (16, 1135016), (32, 567508), (64, 283754), (128, 141877), (337, 53888), (421, 43136), (674, 26944), (842, 21568), (1348, 13472), (1684, 10784), (2696, 6736), (3368, 5392)]