16986376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^2$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 36091440

約数和(自身を除く): 19105064

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 67, 86, 88, 134, 172, 268, 344, 473, 536, 737, 946, 1474, 1892, 2881, 2948, 3784, 4489, 5762, 5896, 8978, 11524, 17956, 23048, 31691, 35912, 49379, 63382, 98758, 126764, 193027, 197516, 253528, 386054, 395032, 772108, 1544216, 2123297, 4246594, 8493188, 16986376]

約数ペア:

[(1, 16986376), (2, 8493188), (4, 4246594), (8, 2123297), (11, 1544216), (22, 772108), (43, 395032), (44, 386054), (67, 253528), (86, 197516), (88, 193027), (134, 126764), (172, 98758), (268, 63382), (344, 49379), (473, 35912), (536, 31691), (737, 23048), (946, 17956), (1474, 11524), (1892, 8978), (2881, 5896), (2948, 5762), (3784, 4489)]