218498512

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{1327}}^1$

素因数の和:1627

約数の個数: 40

約数和(自身を含む): 435722112

約数和(自身を除く): 217223600

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 251, 328, 502, 656, 1004, 1327, 2008, 2654, 4016, 5308, 10291, 10616, 20582, 21232, 41164, 54407, 82328, 108814, 164656, 217628, 333077, 435256, 666154, 870512, 1332308, 2664616, 5329232, 13656157, 27312314, 54624628, 109249256, 218498512]

約数ペア:

[(1, 218498512), (2, 109249256), (4, 54624628), (8, 27312314), (16, 13656157), (41, 5329232), (82, 2664616), (164, 1332308), (251, 870512), (328, 666154), (502, 435256), (656, 333077), (1004, 217628), (1327, 164656), (2008, 108814), (2654, 82328), (4016, 54407), (5308, 41164), (10291, 21232), (10616, 20582)]