16648864

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 34927200

約数和(自身を除く): 18278336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 197, 278, 304, 394, 556, 608, 788, 1112, 1576, 2224, 2641, 3152, 3743, 4448, 5282, 6304, 7486, 10564, 14972, 21128, 27383, 29944, 42256, 54766, 59888, 84512, 109532, 119776, 219064, 438128, 520277, 876256, 1040554, 2081108, 4162216, 8324432, 16648864]

約数ペア:

[(1, 16648864), (2, 8324432), (4, 4162216), (8, 2081108), (16, 1040554), (19, 876256), (32, 520277), (38, 438128), (76, 219064), (139, 119776), (152, 109532), (197, 84512), (278, 59888), (304, 54766), (394, 42256), (556, 29944), (608, 27383), (788, 21128), (1112, 14972), (1576, 10564), (2224, 7486), (2641, 6304), (3152, 5282), (3743, 4448)]