16000816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1$

素因数の和:1853

約数の個数: 40

約数和(自身を含む): 34181840

約数和(自身を除く): 18181024

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 1789, 2236, 3578, 4472, 7156, 8944, 14312, 23257, 28624, 46514, 76927, 93028, 153854, 186056, 307708, 372112, 615416, 1000051, 1230832, 2000102, 4000204, 8000408, 16000816]

約数ペア:

[(1, 16000816), (2, 8000408), (4, 4000204), (8, 2000102), (13, 1230832), (16, 1000051), (26, 615416), (43, 372112), (52, 307708), (86, 186056), (104, 153854), (172, 93028), (208, 76927), (344, 46514), (559, 28624), (688, 23257), (1118, 14312), (1789, 8944), (2236, 7156), (3578, 4472)]