20726912

素因数分解:

$2^7\times {\mathrm{113}}^1\times {\mathrm{1433}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 41686380

約数和(自身を除く): 20959468

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 452, 904, 1433, 1808, 2866, 3616, 5732, 7232, 11464, 14464, 22928, 45856, 91712, 161929, 183424, 323858, 647716, 1295432, 2590864, 5181728, 10363456, 20726912]

約数ペア:

[(1, 20726912), (2, 10363456), (4, 5181728), (8, 2590864), (16, 1295432), (32, 647716), (64, 323858), (113, 183424), (128, 161929), (226, 91712), (452, 45856), (904, 22928), (1433, 14464), (1808, 11464), (2866, 7232), (3616, 5732)]