218719336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 473688000

約数和(自身を除く): 254968664

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 257, 418, 509, 514, 836, 1018, 1028, 1672, 2036, 2056, 2827, 4072, 4883, 5599, 5654, 9671, 9766, 11198, 11308, 19342, 19532, 22396, 22616, 38684, 39064, 44792, 53713, 77368, 106381, 107426, 130813, 212762, 214852, 261626, 425524, 429704, 523252, 851048, 1046504, 1438943, 2485447, 2877886, 4970894, 5755772, 9941788, 11511544, 19883576, 27339917, 54679834, 109359668, 218719336]

約数ペア:

[(1, 218719336), (2, 109359668), (4, 54679834), (8, 27339917), (11, 19883576), (19, 11511544), (22, 9941788), (38, 5755772), (44, 4970894), (76, 2877886), (88, 2485447), (152, 1438943), (209, 1046504), (257, 851048), (418, 523252), (509, 429704), (514, 425524), (836, 261626), (1018, 214852), (1028, 212762), (1672, 130813), (2036, 107426), (2056, 106381), (2827, 77368), (4072, 53713), (4883, 44792), (5599, 39064), (5654, 38684), (9671, 22616), (9766, 22396), (11198, 19532), (11308, 19342)]